Страница 171 - гдз по химии 9 класс учебник Усманова, Сакарьянова

Химия, 9 класс Учебник, авторы: Усманова Майкамал Бигалиевна, Сакарьянова Куралай Назымовна, Сахариева Балнур Назымовна, издательство Атамұра, Алматы, 2019, голубого цвета

Авторы: Усманова М. Б., Сакарьянова К. Н., Сахариева Б. Н.

Тип: Учебник

Издательство: Атамұра

Год издания: 2019 - 2026

Цвет обложки: голубой

ISBN: 978-601-331-596-6

Cтраница 171

App\Models\BookPage {#1003 // resources/views/models/book_page/default.blade.php
  #connection: "mysql"
  #table: "book_pages"
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  #attributes: array:21 [
    "id" => 2106569
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    "updated_at" => null
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    "field_url" => "/9-klass/himiya/atamura-usmanova-uchebnik/page-171"
    "field_display_title" => "171"
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    "field_image_name" => "171"
    "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#1008
      #items: []
      #escapeWhenCastingToString: false
    }
    "field_weight" => "0"
    "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1016
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        0 => App\Models\Book {#1015
          #connection: "mysql"
          #table: "books"
          #primaryKey: "id"
          #keyType: "int"
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            "field_author" => Illuminate\Database\Eloquent\Collection {#1027
              #items: array:3 [
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            "field_old_book" => Illuminate\Database\Eloquent\Collection {#1042
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_url" => "/9-klass/himiya/atamura-usmanova-uchebnik"
            "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1046
              #items: array:1 [
                0 => App\Models\Term {#1043
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
                  #withCount: []
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                  #perPage: 15
                  +exists: true
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                  #escapeWhenCastingToString: false
                  #attributes: array:6 [
                    "id" => 52
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "name" => "голубой"
                    "field_cases" => array:6 [
                      "field_accusative_case" => "голубой"
                      "field_creative_case" => "голубым"
                      "field_dative_case" => "голубому"
                      "field_genitive_case" => "голубого"
                      "field_nominative_case" => "голубой"
                      "field_prepositional_case" => "голубом"
                    ]
                    "field_translit" => "goluboy"
                  ]
                  #original: array:6 [
                    "id" => 52
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "name" => "голубой"
                    "field_cases" => array:6 [
                      "field_accusative_case" => "голубой"
                      "field_creative_case" => "голубым"
                      "field_dative_case" => "голубому"
                      "field_genitive_case" => "голубого"
                      "field_nominative_case" => "голубой"
                      "field_prepositional_case" => "голубом"
                    ]
                    "field_translit" => "goluboy"
                  ]
                  #changes: []
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                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
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                  #touches: []
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                  #visible: []
                  #fillable: []
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                    0 => "*"
                  ]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
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            "field_h1" => null
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            "field_description_bottom" => null
            "breadcrumbs" => array:3 [
              "class" => 380
              "subject" => 558
              "class_subject" => 499
            ]
          ]
          #original: array:50 [
            "id" => 9901
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_tree_default_status" => "tasks"
            "field_pages_status" => null
            "field_subject" => Illuminate\Database\Eloquent\Collection {#1020}
            "field_class" => Illuminate\Database\Eloquent\Collection {#1022}
            "field_publisher" => Illuminate\Database\Eloquent\Collection {#1024}
            "field_author" => Illuminate\Database\Eloquent\Collection {#1027}
            "field_author_foreign" => Illuminate\Database\Eloquent\Collection {#1028}
            "field_book_type" => Illuminate\Database\Eloquent\Collection {#1031}
            "field_country" => Illuminate\Database\Eloquent\Collection {#1033}
            "field_city" => Illuminate\Database\Eloquent\Collection {#1035}
            "field_series" => Illuminate\Database\Eloquent\Collection {#1034}
            "field_umk" => Illuminate\Database\Eloquent\Collection {#1029}
            "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1036}
            "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1037}
            "field_publication_number" => null
            "field_publication_type" => Illuminate\Database\Eloquent\Collection {#1038}
            "field_under_the_edition" => Illuminate\Database\Eloquent\Collection {#1039}
            "field_under_the_edition_degree" => null
            "field_cover_description" => null
            "field_publication_year" => "2019"
            "field_publication_year_until" => null
            "field_part" => ""
            "field_part_writing" => ""
            "field_second_foreign_language" => null
            "field_for_whom" => "Учебник для 9 класса общеобразовательных школ"
            "field_allowed" => null
            "field_reserve_field" => null
            "field_link_to_source" => null
            "field_tasks_count" => "279"
            "field_priority" => null
            "field_default_folder" => "/himiya_09/usmanova-u/"
            "field_isbn" => "978-601-331-596-6"
            "field_cover" => array:1 [
              0 => "/media/himiya_09/usmanova-u/covers/cover1.webp?ts=1770205188"
            ]
            "field_cover_alts" => array:1 [
              0 => ""
            ]
            "field_covers" => array:1 [
              0 => array:4 [
                "path" => "/media/himiya_09/usmanova-u/covers/cover1.webp?ts=1770205188"
                "alt" => ""
                "width" => "400"
                "height" => "600"
              ]
            ]
            "field_popular_book" => "0"
            "field_recommended_books" => Illuminate\Database\Eloquent\Collection {#1040}
            "field_new_book" => Illuminate\Database\Eloquent\Collection {#1041}
            "field_old_book" => Illuminate\Database\Eloquent\Collection {#1042}
            "field_url" => "/9-klass/himiya/atamura-usmanova-uchebnik"
            "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1046}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "field_description_bottom" => null
            "breadcrumbs" => array:3 [
              "class" => 380
              "subject" => 558
              "class_subject" => 499
            ]
          ]
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          #dateFormat: null
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          #touches: []
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          #fillable: []
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            0 => "*"
          ]
        }
      ]
      #escapeWhenCastingToString: false
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    "field_metatags_title" => null
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    "field_h1" => null
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    "edition_groups" => Illuminate\Database\Eloquent\Collection {#1007
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      #escapeWhenCastingToString: false
    }
    "content" => Illuminate\Database\Eloquent\Collection {#1048
      #items: array:1 [
        0 => App\Models\Element {#1047
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          #table: "elements"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
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          #perPage: 15
          +exists: true
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          #escapeWhenCastingToString: false
          #attributes: array:6 [
            "id" => 1995308
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "edition" => Illuminate\Database\Eloquent\Collection {#1058
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                0 => App\Models\Edition {#1057
                  #connection: "mysql"
                  #table: "editions"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
                  #withCount: []
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                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:21 [
                    "id" => 9445
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "title" => "Условие"
                    "field_order" => "1"
                    "field_publisher" => Illuminate\Database\Eloquent\Collection {#1059
                      #items: array:1 [
                        0 => App\Models\Term {#1021}
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "field_content_type" => "free"
                    "field_content_mode" => "text, image"
                    "field_page_content_mode" => "image"
                    "field_content_text_checked" => "0"
                    "field_page_content_text_checked" => "0"
                    "field_solution_author" => "Автор"
                    "field_moderator" => "stas"
                    "field_edition_type" => "statement"
                    "field_root_dir" => "0-"
                    "field_responsible" => Illuminate\Database\Eloquent\Collection {#1065
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_comment" => null
                    "field_similar_book" => Illuminate\Database\Eloquent\Collection {#1061
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_process_formula" => ""
                    "field_edition_group" => Illuminate\Database\Eloquent\Collection {#1062
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_content_source" => null
                  ]
                  #original: array:21 [
                    "id" => 9445
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "title" => "Условие"
                    "field_order" => "1"
                    "field_publisher" => Illuminate\Database\Eloquent\Collection {#1059}
                    "field_content_type" => "free"
                    "field_content_mode" => "text, image"
                    "field_page_content_mode" => "image"
                    "field_content_text_checked" => "0"
                    "field_page_content_text_checked" => "0"
                    "field_solution_author" => "Автор"
                    "field_moderator" => "stas"
                    "field_edition_type" => "statement"
                    "field_root_dir" => "0-"
                    "field_responsible" => Illuminate\Database\Eloquent\Collection {#1065}
                    "field_comment" => null
                    "field_similar_book" => Illuminate\Database\Eloquent\Collection {#1061}
                    "field_process_formula" => ""
                    "field_edition_group" => Illuminate\Database\Eloquent\Collection {#1062}
                    "field_content_source" => null
                  ]
                  #changes: []
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                  #attributeCastCache: []
                  #dateFormat: null
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                    0 => "*"
                  ]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "book_page" => array:2 [
              "refs" => "2106569"
              "type" => "book_page"
            ]
            "img" => array:1 [
              0 => array:5 [
                "name" => "171-1.jpg"
                "alt" => null
                "width" => "816"
                "height" => 1114
                "path" => "/media/himiya_09/usmanova-u/0-1/171-1.webp?ts=1770671651"
              ]
            ]
          ]
          #original: array:6 [
            "id" => 1995308
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "edition" => Illuminate\Database\Eloquent\Collection {#1058}
            "book_page" => array:2 [
              "refs" => "2106569"
              "type" => "book_page"
            ]
            "img" => array:1 [
              0 => array:5 [
                "name" => "171-1.jpg"
                "alt" => null
                "width" => "816"
                "height" => 1114
                "path" => "/media/himiya_09/usmanova-u/0-1/171-1.webp?ts=1770671651"
              ]
            ]
          ]
          #changes: []
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          #classCastCache: []
          #attributeCastCache: []
          #dateFormat: null
          #appends: []
          #dispatchesEvents: []
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          #relations: []
          #touches: []
          +timestamps: true
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          #hidden: []
          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
      ]
      #escapeWhenCastingToString: false
    }
    "next" => Illuminate\Database\Eloquent\Collection {#4324
      #items: array:1 [
        0 => App\Models\BookPage {#4319
          #connection: "mysql"
          #table: "book_pages"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
          +wasRecentlyCreated: false
          #escapeWhenCastingToString: false
          #attributes: array:21 [
            "id" => 2106570
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "172"
            "field_url" => "/9-klass/himiya/atamura-usmanova-uchebnik/page-172"
            "field_display_title" => "172"
            "field_folder" => "1"
            "field_image_name" => "172"
            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#4322
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#4325
              #items: array:1 [
                0 => App\Models\Book {#1015}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#4323
              #items: []
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#4339
              #items: array:1 [
                0 => App\Models\Element {#4338
                  #connection: "mysql"
                  #table: "elements"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:6 [
                    "id" => 1995309
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "edition" => Illuminate\Database\Eloquent\Collection {#4340
                      #items: array:1 [
                        0 => App\Models\Edition {#1057}
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "book_page" => array:2 [
                      "refs" => "2106570"
                      "type" => "book_page"
                    ]
                    "img" => array:1 [
                      0 => array:5 [
                        "name" => "172-1.jpg"
                        "alt" => null
                        "width" => "816"
                        "height" => 1114
                        "path" => "/media/himiya_09/usmanova-u/0-1/172-1.webp?ts=1770671651"
                      ]
                    ]
                  ]
                  #original: array:6 [
                    "id" => 1995309
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "edition" => Illuminate\Database\Eloquent\Collection {#4340}
                    "book_page" => array:2 [
                      "refs" => "2106570"
                      "type" => "book_page"
                    ]
                    "img" => array:1 [
                      0 => array:5 [
                        "name" => "172-1.jpg"
                        "alt" => null
                        "width" => "816"
                        "height" => 1114
                        "path" => "/media/himiya_09/usmanova-u/0-1/172-1.webp?ts=1770671651"
                      ]
                    ]
                  ]
                  #changes: []
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                  #attributeCastCache: []
                  #dateFormat: null
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                  #touches: []
                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [
                    0 => "*"
                  ]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "2106571"
              "type" => "book_page"
            ]
            "previous" => array:2 [
              "refs" => "2106569"
              "type" => "book_page"
            ]
            "tasks" => Illuminate\Database\Eloquent\Collection {#4332
              #items: array:2 [
                0 => App\Models\Task {#4344
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [
                    "id" => 2107816
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_page_start" => "172"
                    "field_page_end" => null
                    "field_url" => "/9-klass/himiya/atamura-usmanova-uchebnik/36vopr-1"
                    "field_display_title" => "A"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#4348
                      #items: array:1 [
                        0 => App\Models\Term {#4345
                          #connection: "mysql"
                          #table: "terms"
                          #primaryKey: "id"
                          #keyType: "int"
                          +incrementing: false
                          #with: []
                          #withCount: []
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                          #perPage: 15
                          +exists: true
                          +wasRecentlyCreated: false
                          #escapeWhenCastingToString: false
                          #attributes: array:6 [
                            "id" => 26
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "номер"
                            "field_cases" => array:6 [
                              "field_accusative_case" => "номер"
                              "field_creative_case" => "номером"
                              "field_dative_case" => "номеру"
                              "field_genitive_case" => "номера"
                              "field_nominative_case" => "номер"
                              "field_prepositional_case" => "номере"
                            ]
                            "field_short_name" => ""
                          ]
                          #original: array:6 [
                            "id" => 26
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "name" => "номер"
                            "field_cases" => array:6 [
                              "field_accusative_case" => "номер"
                              "field_creative_case" => "номером"
                              "field_dative_case" => "номеру"
                              "field_genitive_case" => "номера"
                              "field_nominative_case" => "номер"
                              "field_prepositional_case" => "номере"
                            ]
                            "field_short_name" => ""
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "field_metatags_title" => null
                    "field_metatags_description" => null
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                    "field_description_bottom" => null
                    "field_match" => null
                    "breadcrumbs" => []
                    "edition_groups" => Illuminate\Database\Eloquent\Collection {#4347
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#4357
                      #items: array:1 [
                        0 => App\Models\Branch {#4356
                          #connection: "mysql"
                          #table: "branches"
                          #primaryKey: "id"
                          #keyType: "int"
                          +incrementing: true
                          #with: []
                          #withCount: []
                          +preventsLazyLoading: false
                          #perPage: 15
                          +exists: true
                          +wasRecentlyCreated: false
                          #escapeWhenCastingToString: false
                          #attributes: array:24 [
                            "id" => 2107586
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "field_display_title" => "Элементы 17(VII), 16(VI), 15(V), 14(IV) групп и их соединения"
                            "field_branch_order" => "8"
                            "field_url" => null
                            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#4361
                              #items: array:1 [
                                0 => App\Models\Term {#4358
                                  #connection: "mysql"
                                  #table: "terms"
                                  #primaryKey: "id"
                                  #keyType: "int"
                                  +incrementing: false
                                  #with: []
                                  #withCount: []
                                  +preventsLazyLoading: false
                                  #perPage: 15
                                  +exists: true
                                  +wasRecentlyCreated: false
                                  #escapeWhenCastingToString: false
                                  #attributes: array:7 [
                                    "id" => 29
                                    "created_at" => "2026-04-10 13:58:26"
                                    "updated_at" => null
                                    "name" => "Глава"
                                    "field_cases" => array:6 [
                                      "field_accusative_case" => "Главу"
                                      "field_creative_case" => "Главой"
                                      "field_dative_case" => "Главе"
                                      "field_genitive_case" => "Главы"
                                      "field_nominative_case" => "Глава"
                                      "field_prepositional_case" => "Главе"
                                    ]
                                    "field_page_check_not_needed" => null
                                    "field_short_name" => null
                                  ]
                                  #original: array:7 [
                                    "id" => 29
                                    "created_at" => "2026-04-10 13:58:26"
                                    "updated_at" => null
                                    "name" => "Глава"
                                    "field_cases" => array:6 [
                                      "field_accusative_case" => "Главу"
                                      "field_creative_case" => "Главой"
                                      "field_dative_case" => "Главе"
                                      "field_genitive_case" => "Главы"
                                      "field_nominative_case" => "Глава"
                                      "field_prepositional_case" => "Главе"
                                    ]
                                    "field_page_check_not_needed" => null
                                    "field_short_name" => null
                                  ]
                                  #changes: []
                                  #casts: []
                                  #classCastCache: []
                                  #attributeCastCache: []
                                  #dateFormat: null
                                  #appends: []
                                  #dispatchesEvents: []
                                  #observables: []
                                  #relations: []
                                  #touches: []
                                  +timestamps: true
                                  +usesUniqueIds: false
                                  #hidden: []
                                  #visible: []
                                  #fillable: []
                                  #guarded: array:1 [
                                    0 => "*"
                                  ]
                                }
                              ]
                              #escapeWhenCastingToString: false
                            }
                            "field_page_start" => "126"
                            "field_branch_display" => "0"
                            "field_branch_expanded" => "0"
                            "field_display_branch_in_title" => "1"
                            "field_display_task_interval" => "0"
                            "field_display_branch_page" => "1"
                            "field_branch_title_in_content" => "0"
                            "field_navigation_title" => null
                            "field_metatags_title" => null
                            "field_metatags_description" => null
                            "field_h1" => null
                            "field_description_top" => null
                            "field_description_bottom" => null
                            "field_branch_cover" => []
                            "field_branch_covers" => []
                            "book" => Illuminate\Database\Eloquent\Collection {#4360
                              #items: array:1 [
                                0 => App\Models\Book {#1015}
                              ]
                              #escapeWhenCastingToString: false
                            }
                            "branch_parent" => Illuminate\Database\Eloquent\Collection {#4359
                              #items: []
                              #escapeWhenCastingToString: false
                            }
                          ]
                          #original: array:24 [
                            "id" => 2107586
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "field_display_title" => "Элементы 17(VII), 16(VI), 15(V), 14(IV) групп и их соединения"
                            "field_branch_order" => "8"
                            "field_url" => null
                            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#4361}
                            "field_page_start" => "126"
                            "field_branch_display" => "0"
                            "field_branch_expanded" => "0"
                            "field_display_branch_in_title" => "1"
                            "field_display_task_interval" => "0"
                            "field_display_branch_page" => "1"
                            "field_branch_title_in_content" => "0"
                            "field_navigation_title" => null
                            "field_metatags_title" => null
                            "field_metatags_description" => null
                            "field_h1" => null
                            "field_description_top" => null
                            "field_description_bottom" => null
                            "field_branch_cover" => []
                            "field_branch_covers" => []
                            "book" => Illuminate\Database\Eloquent\Collection {#4360}
                            "branch_parent" => Illuminate\Database\Eloquent\Collection {#4359}
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#4391
                      #items: array:2 [
                        0 => App\Models\Branch {#4399
                          #connection: "mysql"
                          #table: "branches"
                          #primaryKey: "id"
                          #keyType: "int"
                          +incrementing: true
                          #with: []
                          #withCount: []
                          +preventsLazyLoading: false
                          #perPage: 15
                          +exists: true
                          +wasRecentlyCreated: false
                          #escapeWhenCastingToString: false
                          #attributes: array:24 [
                            "id" => 2107586
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "field_display_title" => "Элементы 17(VII), 16(VI), 15(V), 14(IV) групп и их соединения"
                            "field_branch_order" => "8"
                            "field_url" => null
                            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#4400
                              #items: array:1 [
                                0 => App\Models\Term {#4358}
                              ]
                              #escapeWhenCastingToString: false
                            }
                            "field_page_start" => "126"
                            "field_branch_display" => "0"
                            "field_branch_expanded" => "0"
                            "field_display_branch_in_title" => "1"
                            "field_display_task_interval" => "0"
                            "field_display_branch_page" => "1"
                            "field_branch_title_in_content" => "0"
                            "field_navigation_title" => null
                            "field_metatags_title" => null
                            "field_metatags_description" => null
                            "field_h1" => null
                            "field_description_top" => null
                            "field_description_bottom" => null
                            "field_branch_cover" => []
                            "field_branch_covers" => []
                            "book" => Illuminate\Database\Eloquent\Collection {#4401
                              #items: array:1 [
                                0 => App\Models\Book {#1015}
                              ]
                              #escapeWhenCastingToString: false
                            }
                            "branch_parent" => Illuminate\Database\Eloquent\Collection {#4402
                              #items: []
                              #escapeWhenCastingToString: false
                            }
                          ]
                          #original: array:24 [
                            "id" => 2107586
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "field_display_title" => "Элементы 17(VII), 16(VI), 15(V), 14(IV) групп и их соединения"
                            "field_branch_order" => "8"
                            "field_url" => null
                            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#4400}
                            "field_page_start" => "126"
                            "field_branch_display" => "0"
                            "field_branch_expanded" => "0"
                            "field_display_branch_in_title" => "1"
                            "field_display_task_interval" => "0"
                            "field_display_branch_page" => "1"
                            "field_branch_title_in_content" => "0"
                            "field_navigation_title" => null
                            "field_metatags_title" => null
                            "field_metatags_description" => null
                            "field_h1" => null
                            "field_description_top" => null
                            "field_description_bottom" => null
                            "field_branch_cover" => []
                            "field_branch_covers" => []
                            "book" => Illuminate\Database\Eloquent\Collection {#4401}
                            "branch_parent" => Illuminate\Database\Eloquent\Collection {#4402}
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                        1 => App\Models\Branch {#4403
                          #connection: "mysql"
                          #table: "branches"
                          #primaryKey: "id"
                          #keyType: "int"
                          +incrementing: true
                          #with: []
                          #withCount: []
                          +preventsLazyLoading: false
                          #perPage: 15
                          +exists: true
                          +wasRecentlyCreated: false
                          #escapeWhenCastingToString: false
                          #attributes: array:24 [
                            "id" => 2107603
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "field_display_title" => "Специфические свойства азотной кислоты и нитратов"
                            "field_branch_order" => "36"
                            "field_url" => null
                            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#4407
                              #items: array:1 [
                                0 => App\Models\Term {#4404
                                  #connection: "mysql"
                                  #table: "terms"
                                  #primaryKey: "id"
                                  #keyType: "int"
                                  +incrementing: false
                                  #with: []
                                  #withCount: []
                                  +preventsLazyLoading: false
                                  #perPage: 15
                                  +exists: true
                                  +wasRecentlyCreated: false
                                  #escapeWhenCastingToString: false
                                  #attributes: array:7 [
                                    "id" => 32
                                    "created_at" => "2026-04-10 13:58:26"
                                    "updated_at" => null
                                    "name" => "Параграф"
                                    "field_cases" => array:6 [
                                      "field_accusative_case" => "Параграф"
                                      "field_creative_case" => "Параграфом"
                                      "field_dative_case" => "Параграфу"
                                      "field_genitive_case" => "Параграфа"
                                      "field_nominative_case" => "Параграф"
                                      "field_prepositional_case" => "Параграфе"
                                    ]
                                    "field_page_check_not_needed" => null
                                    "field_short_name" => "§"
                                  ]
                                  #original: array:7 [
                                    "id" => 32
                                    "created_at" => "2026-04-10 13:58:26"
                                    "updated_at" => null
                                    "name" => "Параграф"
                                    "field_cases" => array:6 [
                                      "field_accusative_case" => "Параграф"
                                      "field_creative_case" => "Параграфом"
                                      "field_dative_case" => "Параграфу"
                                      "field_genitive_case" => "Параграфа"
                                      "field_nominative_case" => "Параграф"
                                      "field_prepositional_case" => "Параграфе"
                                    ]
                                    "field_page_check_not_needed" => null
                                    "field_short_name" => "§"
                                  ]
                                  #changes: []
                                  #casts: []
                                  #classCastCache: []
                                  #attributeCastCache: []
                                  #dateFormat: null
                                  #appends: []
                                  #dispatchesEvents: []
                                  #observables: []
                                  #relations: []
                                  #touches: []
                                  +timestamps: true
                                  +usesUniqueIds: false
                                  #hidden: []
                                  #visible: []
                                  #fillable: []
                                  #guarded: array:1 [
                                    0 => "*"
                                  ]
                                }
                              ]
                              #escapeWhenCastingToString: false
                            }
                            "field_page_start" => "168"
                            "field_branch_display" => "0"
                            "field_branch_expanded" => "0"
                            "field_display_branch_in_title" => "1"
                            "field_display_task_interval" => "0"
                            "field_display_branch_page" => "1"
                            "field_branch_title_in_content" => "0"
                            "field_navigation_title" => null
                            "field_metatags_title" => null
                            "field_metatags_description" => null
                            "field_h1" => null
                            "field_description_top" => null
                            "field_description_bottom" => null
                            "field_branch_cover" => []
                            "field_branch_covers" => []
                            "book" => Illuminate\Database\Eloquent\Collection {#4406
                              #items: array:1 [
                                0 => App\Models\Book {#1015}
                              ]
                              #escapeWhenCastingToString: false
                            }
                            "branch_parent" => Illuminate\Database\Eloquent\Collection {#4405
                              #items: array:1 [
                                0 => App\Models\Branch {#4356}
                              ]
                              #escapeWhenCastingToString: false
                            }
                          ]
                          #original: array:24 [
                            "id" => 2107603
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "field_display_title" => "Специфические свойства азотной кислоты и нитратов"
                            "field_branch_order" => "36"
                            "field_url" => null
                            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#4407}
                            "field_page_start" => "168"
                            "field_branch_display" => "0"
                            "field_branch_expanded" => "0"
                            "field_display_branch_in_title" => "1"
                            "field_display_task_interval" => "0"
                            "field_display_branch_page" => "1"
                            "field_branch_title_in_content" => "0"
                            "field_navigation_title" => null
                            "field_metatags_title" => null
                            "field_metatags_description" => null
                            "field_h1" => null
                            "field_description_top" => null
                            "field_description_bottom" => null
                            "field_branch_cover" => []
                            "field_branch_covers" => []
                            "book" => Illuminate\Database\Eloquent\Collection {#4406}
                            "branch_parent" => Illuminate\Database\Eloquent\Collection {#4405}
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "content" => Illuminate\Database\Eloquent\Collection {#4383
                      #items: array:1 [
                        0 => App\Models\Element {#4384
                          #connection: "mysql"
                          #table: "elements"
                          #primaryKey: "id"
                          #keyType: "int"
                          +incrementing: true
                          #with: []
                          #withCount: []
                          +preventsLazyLoading: false
                          #perPage: 15
                          +exists: true
                          +wasRecentlyCreated: false
                          #escapeWhenCastingToString: false
                          #attributes: array:6 [
                            "id" => 1995558
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "edition" => Illuminate\Database\Eloquent\Collection {#4382
                              #items: array:1 [
                                0 => App\Models\Edition {#1057}
                              ]
                              #escapeWhenCastingToString: false
                            }
                            "task" => array:2 [
                              "refs" => "2107816"
                              "type" => "task"
                            ]
                            "img" => array:1 [
                              0 => array:5 [
                                "name" => "1-1.jpg"
                                "alt" => null
                                "width" => "433"
                                "height" => 330
                                "path" => "/media/himiya_09/usmanova-u/0-36vopr/1-1.webp?ts=1770671707"
                              ]
                            ]
                          ]
                          #original: array:6 [
                            "id" => 1995558
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "edition" => Illuminate\Database\Eloquent\Collection {#4382}
                            "task" => array:2 [
                              "refs" => "2107816"
                              "type" => "task"
                            ]
                            "img" => array:1 [
                              0 => array:5 [
                                "name" => "1-1.jpg"
                                "alt" => null
                                "width" => "433"
                                "height" => 330
                                "path" => "/media/himiya_09/usmanova-u/0-36vopr/1-1.webp?ts=1770671707"
                              ]
                            ]
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "next" => array:2 [
                      "refs" => "2107817"
                      "type" => "task"
                    ]
                    "previous" => array:2 [
                      "refs" => "2107815"
                      "type" => "task"
                    ]
                    "book" => Illuminate\Database\Eloquent\Collection {#4349
                      #items: array:1 [
                        0 => App\Models\Book {#1015}
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "page" => array:2 [
                      "refs" => "2106570"
                      "type" => "book_page"
                    ]
                  ]
                  #original: array:24 [
                    "id" => 2107816
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_page_start" => "172"
                    "field_page_end" => null
                    "field_url" => "/9-klass/himiya/atamura-usmanova-uchebnik/36vopr-1"
                    "field_display_title" => "A"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#4348}
                    "field_metatags_title" => null
                    "field_metatags_description" => null
                    "field_h1" => null
                    "field_description_top" => null
                    "field_description_bottom" => null
                    "field_match" => null
                    "breadcrumbs" => []
                    "edition_groups" => Illuminate\Database\Eloquent\Collection {#4347}
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#4357}
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#4391}
                    "content" => Illuminate\Database\Eloquent\Collection {#4383}
                    "next" => array:2 [
                      "refs" => "2107817"
                      "type" => "task"
                    ]
                    "previous" => array:2 [
                      "refs" => "2107815"
                      "type" => "task"
                    ]
                    "book" => Illuminate\Database\Eloquent\Collection {#4349}
                    "page" => array:2 [
                      "refs" => "2106570"
                      "type" => "book_page"
                    ]
                  ]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [
                    0 => "*"
                  ]
                }
                1 => App\Models\Task {#4388
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [
                    "id" => 2107817
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_page_start" => "172"
                    "field_page_end" => null
                    "field_url" => "/9-klass/himiya/atamura-usmanova-uchebnik/36vopr-2"
                    "field_display_title" => "B"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#4396
                      #items: array:1 [
                        0 => App\Models\Term {#4345}
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "field_metatags_title" => null
                    "field_metatags_description" => null
                    "field_h1" => null
                    "field_description_top" => null
                    "field_description_bottom" => null
                    "field_match" => null
                    "breadcrumbs" => []
                    "edition_groups" => Illuminate\Database\Eloquent\Collection {#4386
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#4353
                      #items: array:1 [
                        0 => App\Models\Branch {#4399}
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#4387
                      #items: array:2 [
                        0 => App\Models\Branch {#4399}
                        1 => App\Models\Branch {#4403}
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "content" => Illuminate\Database\Eloquent\Collection {#4374
                      #items: array:1 [
                        0 => App\Models\Element {#4373
                          #connection: "mysql"
                          #table: "elements"
                          #primaryKey: "id"
                          #keyType: "int"
                          +incrementing: true
                          #with: []
                          #withCount: []
                          +preventsLazyLoading: false
                          #perPage: 15
                          +exists: true
                          +wasRecentlyCreated: false
                          #escapeWhenCastingToString: false
                          #attributes: array:6 [
                            "id" => 1995559
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "edition" => Illuminate\Database\Eloquent\Collection {#4371
                              #items: array:1 [
                                0 => App\Models\Edition {#1057}
                              ]
                              #escapeWhenCastingToString: false
                            }
                            "task" => array:2 [
                              "refs" => "2107817"
                              "type" => "task"
                            ]
                            "img" => array:2 [
                              0 => array:5 [
                                "name" => "2-1.jpg"
                                "alt" => null
                                "width" => "405"
                                "height" => 128
                                "path" => "/media/himiya_09/usmanova-u/0-36vopr/2-1.webp?ts=1770671707"
                              ]
                              1 => array:5 [
                                "name" => "2-2.jpg"
                                "alt" => null
                                "width" => "418"
                                "height" => 233
                                "path" => "/media/himiya_09/usmanova-u/0-36vopr/2-2.webp?ts=1770671707"
                              ]
                            ]
                          ]
                          #original: array:6 [
                            "id" => 1995559
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "edition" => Illuminate\Database\Eloquent\Collection {#4371}
                            "task" => array:2 [
                              "refs" => "2107817"
                              "type" => "task"
                            ]
                            "img" => array:2 [
                              0 => array:5 [
                                "name" => "2-1.jpg"
                                "alt" => null
                                "width" => "405"
                                "height" => 128
                                "path" => "/media/himiya_09/usmanova-u/0-36vopr/2-1.webp?ts=1770671707"
                              ]
                              1 => array:5 [
                                "name" => "2-2.jpg"
                                "alt" => null
                                "width" => "418"
                                "height" => 233
                                "path" => "/media/himiya_09/usmanova-u/0-36vopr/2-2.webp?ts=1770671707"
                              ]
                            ]
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "next" => array:2 [
                      "refs" => "2107818"
                      "type" => "task"
                    ]
                    "previous" => array:2 [
                      "refs" => "2107816"
                      "type" => "task"
                    ]
                    "book" => Illuminate\Database\Eloquent\Collection {#4381
                      #items: array:1 [
                        0 => App\Models\Book {#1015}
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "page" => array:2 [
                      "refs" => "2106570"
                      "type" => "book_page"
                    ]
                  ]
                  #original: array:24 [
                    "id" => 2107817
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_page_start" => "172"
                    "field_page_end" => null
                    "field_url" => "/9-klass/himiya/atamura-usmanova-uchebnik/36vopr-2"
                    "field_display_title" => "B"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#4396}
                    "field_metatags_title" => null
                    "field_metatags_description" => null
                    "field_h1" => null
                    "field_description_top" => null
                    "field_description_bottom" => null
                    "field_match" => null
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                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#4353}
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#4387}
                    "content" => Illuminate\Database\Eloquent\Collection {#4374}
                    "next" => array:2 [
                      "refs" => "2107818"
                      "type" => "task"
                    ]
                    "previous" => array:2 [
                      "refs" => "2107816"
                      "type" => "task"
                    ]
                    "book" => Illuminate\Database\Eloquent\Collection {#4381}
                    "page" => array:2 [
                      "refs" => "2106570"
                      "type" => "book_page"
                    ]
                  ]
                  #changes: []
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                  #dateFormat: null
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                  +timestamps: true
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                  #visible: []
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                    0 => "*"
                  ]
                }
              ]
              #escapeWhenCastingToString: false
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            "id" => 2106570
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "172"
            "field_url" => "/9-klass/himiya/atamura-usmanova-uchebnik/page-172"
            "field_display_title" => "172"
            "field_folder" => "1"
            "field_image_name" => "172"
            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#4322}
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#4325}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "field_description_bottom" => null
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#4323}
            "content" => Illuminate\Database\Eloquent\Collection {#4339}
            "next" => array:2 [
              "refs" => "2106571"
              "type" => "book_page"
            ]
            "previous" => array:2 [
              "refs" => "2106569"
              "type" => "book_page"
            ]
            "tasks" => Illuminate\Database\Eloquent\Collection {#4332}
          ]
          #changes: []
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          #attributeCastCache: []
          #dateFormat: null
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          +timestamps: true
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          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
      ]
      #escapeWhenCastingToString: false
    }
    "previous" => Illuminate\Database\Eloquent\Collection {#4315
      #items: array:1 [
        0 => App\Models\BookPage {#4314
          #connection: "mysql"
          #table: "book_pages"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
          +wasRecentlyCreated: false
          #escapeWhenCastingToString: false
          #attributes: array:21 [
            "id" => 2106568
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "170"
            "field_url" => "/9-klass/himiya/atamura-usmanova-uchebnik/page-170"
            "field_display_title" => "170"
            "field_folder" => "1"
            "field_image_name" => "170"
            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#4316
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#4317
              #items: array:1 [
                0 => App\Models\Book {#1015}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
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            "field_description_bottom" => null
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#4318
              #items: []
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#4328
              #items: array:1 [
                0 => App\Models\Element {#4327
                  #connection: "mysql"
                  #table: "elements"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:6 [
                    "id" => 1995307
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "edition" => Illuminate\Database\Eloquent\Collection {#4329
                      #items: array:1 [
                        0 => App\Models\Edition {#1057}
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "book_page" => array:2 [
                      "refs" => "2106568"
                      "type" => "book_page"
                    ]
                    "img" => array:1 [
                      0 => array:5 [
                        "name" => "170-1.jpg"
                        "alt" => null
                        "width" => "816"
                        "height" => 1114
                        "path" => "/media/himiya_09/usmanova-u/0-1/170-1.webp?ts=1770671651"
                      ]
                    ]
                  ]
                  #original: array:6 [
                    "id" => 1995307
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "edition" => Illuminate\Database\Eloquent\Collection {#4329}
                    "book_page" => array:2 [
                      "refs" => "2106568"
                      "type" => "book_page"
                    ]
                    "img" => array:1 [
                      0 => array:5 [
                        "name" => "170-1.jpg"
                        "alt" => null
                        "width" => "816"
                        "height" => 1114
                        "path" => "/media/himiya_09/usmanova-u/0-1/170-1.webp?ts=1770671651"
                      ]
                    ]
                  ]
                  #changes: []
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                  #attributeCastCache: []
                  #dateFormat: null
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                  #touches: []
                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [
                    0 => "*"
                  ]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "2106569"
              "type" => "book_page"
            ]
            "previous" => array:2 [
              "refs" => "2106567"
              "type" => "book_page"
            ]
            "tasks" => Illuminate\Database\Eloquent\Collection {#4320
              #items: []
              #escapeWhenCastingToString: false
            }
          ]
          #original: array:21 [
            "id" => 2106568
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "170"
            "field_url" => "/9-klass/himiya/atamura-usmanova-uchebnik/page-170"
            "field_display_title" => "170"
            "field_folder" => "1"
            "field_image_name" => "170"
            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#4316}
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#4317}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#4318}
            "content" => Illuminate\Database\Eloquent\Collection {#4328}
            "next" => array:2 [
              "refs" => "2106569"
              "type" => "book_page"
            ]
            "previous" => array:2 [
              "refs" => "2106567"
              "type" => "book_page"
            ]
            "tasks" => Illuminate\Database\Eloquent\Collection {#4320}
          ]
          #changes: []
          #casts: []
          #classCastCache: []
          #attributeCastCache: []
          #dateFormat: null
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          #guarded: array:1 [
            0 => "*"
          ]
        }
      ]
      #escapeWhenCastingToString: false
    }
    "tasks" => Illuminate\Database\Eloquent\Collection {#1006
      #items: []
      #escapeWhenCastingToString: false
    }
  ]
  #original: array:21 [
    "id" => 2106569
    "created_at" => "2026-04-10 13:58:26"
    "updated_at" => null
    "field_page_start" => "171"
    "field_url" => "/9-klass/himiya/atamura-usmanova-uchebnik/page-171"
    "field_display_title" => "171"
    "field_folder" => "1"
    "field_image_name" => "171"
    "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#1008}
    "field_weight" => "0"
    "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1016}
    "field_metatags_title" => null
    "field_metatags_description" => null
    "field_h1" => null
    "field_description_top" => null
    "field_description_bottom" => null
    "edition_groups" => Illuminate\Database\Eloquent\Collection {#1007}
    "content" => Illuminate\Database\Eloquent\Collection {#1048}
    "next" => array:2 [
      "refs" => "2106570"
      "type" => "book_page"
    ]
    "previous" => array:2 [
      "refs" => "2106568"
      "type" => "book_page"
    ]
    "tasks" => Illuminate\Database\Eloquent\Collection {#1006}
  ]
  #changes: []
  #casts: []
  #classCastCache: []
  #attributeCastCache: []
  #dateFormat: null
  #appends: []
  #dispatchesEvents: []
  #observables: []
  #relations: []
  #touches: []
  +timestamps: true
  +usesUniqueIds: false
  #hidden: []
  #visible: []
  #fillable: []
  #guarded: array:1 [
    0 => "*"
  ]
}
Химия, 9 класс Учебник, авторы: Усманова Майкамал Бигалиевна, Сакарьянова Куралай Назымовна, Сахариева Балнур Назымовна, издательство Атамұра, Алматы, 2019, голубого цвета, страница 171
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