Страница 28 - гдз по химии 8 класс учебник Оспанова, Аухадиева

Химия, 8 класс Учебник, авторы: Оспанова Мейрамкуль Кабылбековна, Аухадиева Кырмызы Сейсенбековна, Белоусова Татьяна Геннадьевна, издательство Мектеп, Алматы, 2018, радужного цвета

Авторы: Оспанова М. К., Аухадиева К. С., Белоусова Т. Г.

Тип: Учебник

Издательство: Мектеп

Год издания: 2018 - 2026

Цвет обложки: радужный

ISBN: 978-601-07-0958-4

Cтраница 28

App\Models\BookPage {#1003 // resources/views/models/book_page/default.blade.php
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    "field_display_title" => "28"
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          #connection: "mysql"
          #table: "books"
          #primaryKey: "id"
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                  ]
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                    "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 {#5676
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#5675
                      #items: array:1 [
                        0 => App\Models\Branch {#1140
                          #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" => 2111575
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "field_display_title" => "Формулы веществ и уравнения химических реакций"
                            "field_branch_order" => "II"
                            "field_url" => null
                            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1144
                              #items: array:1 [ …1]
                              #escapeWhenCastingToString: false
                            }
                            "field_page_start" => "22"
                            "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 {#1143
                              #items: array:1 [ …1]
                              #escapeWhenCastingToString: false
                            }
                            "branch_parent" => Illuminate\Database\Eloquent\Collection {#1142
                              #items: []
                              #escapeWhenCastingToString: false
                            }
                          ]
                          #original: array:24 [
                            "id" => 2111575
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "field_display_title" => "Формулы веществ и уравнения химических реакций"
                            "field_branch_order" => "II"
                            "field_url" => null
                            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1144}
                            "field_page_start" => "22"
                            "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 {#1143}
                            "branch_parent" => Illuminate\Database\Eloquent\Collection {#1142}
                          ]
                          #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 {#5678
                      #items: array:2 [
                        0 => App\Models\Branch {#1140}
                        1 => App\Models\Branch {#1145
                          #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" => 2111579
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "field_display_title" => "Закон сохранения массы веществ"
                            "field_branch_order" => "7"
                            "field_url" => null
                            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1149
                              #items: array:1 [ …1]
                              #escapeWhenCastingToString: false
                            }
                            "field_page_start" => "25"
                            "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 {#1148
                              #items: array:1 [ …1]
                              #escapeWhenCastingToString: false
                            }
                            "branch_parent" => Illuminate\Database\Eloquent\Collection {#1147
                              #items: array:1 [ …1]
                              #escapeWhenCastingToString: false
                            }
                          ]
                          #original: array:24 [
                            "id" => 2111579
                            "created_at" => "2026-04-10 13:58:26"
                            "updated_at" => null
                            "field_display_title" => "Закон сохранения массы веществ"
                            "field_branch_order" => "7"
                            "field_url" => null
                            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1149}
                            "field_page_start" => "25"
                            "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 {#1148}
                            "branch_parent" => Illuminate\Database\Eloquent\Collection {#1147}
                          ]
                          #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 {#5688
                      #items: array:1 [
                        0 => App\Models\Element {#5687 …30}
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "next" => array:2 [
                      "refs" => "2111727"
                      "type" => "task"
                    ]
                    "previous" => array:2 [
                      "refs" => "2111725"
                      "type" => "task"
                    ]
                    "book" => Illuminate\Database\Eloquent\Collection {#5680
                      #items: array:1 [
                        0 => App\Models\Book {#1006}
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "page" => array:2 [
                      "refs" => "2112199"
                      "type" => "book_page"
                    ]
                  ]
                  #original: array:24 [
                    "id" => 2111726
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_page_start" => "27"
                    "field_page_end" => null
                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/07vopr-1"
                    "field_display_title" => "1"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#5677}
                    "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 {#5676}
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#5675}
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#5678}
                    "content" => Illuminate\Database\Eloquent\Collection {#5688}
                    "next" => array:2 [
                      "refs" => "2111727"
                      "type" => "task"
                    ]
                    "previous" => array:2 [
                      "refs" => "2111725"
                      "type" => "task"
                    ]
                    "book" => Illuminate\Database\Eloquent\Collection {#5680}
                    "page" => array:2 [
                      "refs" => "2112199"
                      "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 {#5681
                  #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" => 2111727
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_page_start" => "27"
                    "field_page_end" => null
                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/07vopr-2"
                    "field_display_title" => "2"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#5679
                      #items: array:1 [
                        0 => App\Models\Term {#5674 …30}
                      ]
                      #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 {#5684
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#5682
                      #items: array:1 [
                        0 => App\Models\Branch {#1140}
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#5685
                      #items: array:2 [
                        0 => App\Models\Branch {#1140}
                        1 => App\Models\Branch {#1145}
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "content" => Illuminate\Database\Eloquent\Collection {#5698
                      #items: array:1 [
                        0 => App\Models\Element {#5697 …30}
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "next" => array:2 [
                      "refs" => "2111728"
                      "type" => "task"
                    ]
                    "previous" => array:2 [
                      "refs" => "2111726"
                      "type" => "task"
                    ]
                    "book" => Illuminate\Database\Eloquent\Collection {#5690
                      #items: array:1 [
                        0 => App\Models\Book {#1006}
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "page" => array:2 [
                      "refs" => "2112199"
                      "type" => "book_page"
                    ]
                  ]
                  #original: array:24 [
                    "id" => 2111727
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_page_start" => "27"
                    "field_page_end" => null
                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/07vopr-2"
                    "field_display_title" => "2"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#5679}
                    "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 {#5684}
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#5682}
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#5685}
                    "content" => Illuminate\Database\Eloquent\Collection {#5698}
                    "next" => array:2 [
                      "refs" => "2111728"
                      "type" => "task"
                    ]
                    "previous" => array:2 [
                      "refs" => "2111726"
                      "type" => "task"
                    ]
                    "book" => Illuminate\Database\Eloquent\Collection {#5690}
                    "page" => array:2 [
                      "refs" => "2112199"
                      "type" => "book_page"
                    ]
                  ]
                  #changes: []
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                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [
                    0 => "*"
                  ]
                }
                2 => App\Models\Task {#5691
                  #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" => 2111728
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_page_start" => "27"
                    "field_page_end" => null
                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/07vopr-3"
                    "field_display_title" => "3"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#5683
                      #items: array:1 [
                        0 => App\Models\Term {#5674 …30}
                      ]
                      #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 {#5694
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#5692
                      #items: array:1 [
                        0 => App\Models\Branch {#1140}
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#5695
                      #items: array:2 [
                        0 => App\Models\Branch {#1140}
                        1 => App\Models\Branch {#1145}
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "content" => Illuminate\Database\Eloquent\Collection {#5708
                      #items: array:1 [
                        0 => App\Models\Element {#5707 …30}
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "next" => array:2 [
                      "refs" => "2111729"
                      "type" => "task"
                    ]
                    "previous" => array:2 [
                      "refs" => "2111727"
                      "type" => "task"
                    ]
                    "book" => Illuminate\Database\Eloquent\Collection {#5700
                      #items: array:1 [
                        0 => App\Models\Book {#1006}
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "page" => array:2 [
                      "refs" => "2112199"
                      "type" => "book_page"
                    ]
                  ]
                  #original: array:24 [
                    "id" => 2111728
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_page_start" => "27"
                    "field_page_end" => null
                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/07vopr-3"
                    "field_display_title" => "3"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#5683}
                    "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 {#5694}
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#5692}
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#5695}
                    "content" => Illuminate\Database\Eloquent\Collection {#5708}
                    "next" => array:2 [
                      "refs" => "2111729"
                      "type" => "task"
                    ]
                    "previous" => array:2 [
                      "refs" => "2111727"
                      "type" => "task"
                    ]
                    "book" => Illuminate\Database\Eloquent\Collection {#5700}
                    "page" => array:2 [
                      "refs" => "2112199"
                      "type" => "book_page"
                    ]
                  ]
                  #changes: []
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                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [
                    0 => "*"
                  ]
                }
                3 => App\Models\Task {#5701
                  #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" => 2111729
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_page_start" => "27"
                    "field_page_end" => null
                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/07vopr-4"
                    "field_display_title" => "4"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#5693
                      #items: array:1 [
                        0 => App\Models\Term {#5674 …30}
                      ]
                      #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 {#5704
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#5702
                      #items: array:1 [ …1]
                      #escapeWhenCastingToString: false
                    }
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#5705
                      #items: array:2 [ …2]
                      #escapeWhenCastingToString: false
                    }
                    "content" => Illuminate\Database\Eloquent\Collection {#5718
                      #items: array:1 [ …1]
                      #escapeWhenCastingToString: false
                    }
                    "next" => array:2 [
                      "refs" => "2111730"
                      "type" => "task"
                    ]
                    "previous" => array:2 [
                      "refs" => "2111728"
                      "type" => "task"
                    ]
                    "book" => Illuminate\Database\Eloquent\Collection {#5710
                      #items: array:1 [ …1]
                      #escapeWhenCastingToString: false
                    }
                    "page" => array:2 [
                      "refs" => "2112199"
                      "type" => "book_page"
                    ]
                  ]
                  #original: array:24 [
                    "id" => 2111729
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_page_start" => "27"
                    "field_page_end" => null
                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/07vopr-4"
                    "field_display_title" => "4"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#5693}
                    "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 {#5704}
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#5702}
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#5705}
                    "content" => Illuminate\Database\Eloquent\Collection {#5718}
                    "next" => array:2 [
                      "refs" => "2111730"
                      "type" => "task"
                    ]
                    "previous" => array:2 [
                      "refs" => "2111728"
                      "type" => "task"
                    ]
                    "book" => Illuminate\Database\Eloquent\Collection {#5710}
                    "page" => array:2 [
                      "refs" => "2112199"
                      "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 => "*"
                  ]
                }
                4 => App\Models\Task {#5711
                  #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" => 2111730
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_page_start" => "27"
                    "field_page_end" => null
                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/07vopr-5"
                    "field_display_title" => "5"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#5703
                      #items: array:1 [ …1]
                      #escapeWhenCastingToString: false
                    }
                    "field_metatags_title" => null
                    "field_metatags_description" => null
                    "field_h1" => null
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                    "field_description_bottom" => null
                    "field_match" => null
                    "breadcrumbs" => []
                    "edition_groups" => Illuminate\Database\Eloquent\Collection {#5714
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#5712
                      #items: array:1 [ …1]
                      #escapeWhenCastingToString: false
                    }
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#5715
                      #items: array:2 [ …2]
                      #escapeWhenCastingToString: false
                    }
                    "content" => Illuminate\Database\Eloquent\Collection {#5728
                      #items: array:1 [ …1]
                      #escapeWhenCastingToString: false
                    }
                    "next" => array:2 [
                      "refs" => "2111731"
                      "type" => "task"
                    ]
                    "previous" => array:2 [
                      "refs" => "2111729"
                      "type" => "task"
                    ]
                    "book" => Illuminate\Database\Eloquent\Collection {#5720
                      #items: array:1 [ …1]
                      #escapeWhenCastingToString: false
                    }
                    "page" => array:2 [
                      "refs" => "2112199"
                      "type" => "book_page"
                    ]
                  ]
                  #original: array:24 [
                    "id" => 2111730
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_page_start" => "27"
                    "field_page_end" => null
                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/07vopr-5"
                    "field_display_title" => "5"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#5703}
                    "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 {#5714}
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#5712}
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#5715}
                    "content" => Illuminate\Database\Eloquent\Collection {#5728}
                    "next" => array:2 [
                      "refs" => "2111731"
                      "type" => "task"
                    ]
                    "previous" => array:2 [
                      "refs" => "2111729"
                      "type" => "task"
                    ]
                    "book" => Illuminate\Database\Eloquent\Collection {#5720}
                    "page" => array:2 [
                      "refs" => "2112199"
                      "type" => "book_page"
                    ]
                  ]
                  #changes: []
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                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [
                    0 => "*"
                  ]
                }
                5 => App\Models\Task {#5721
                  #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" => 2111731
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_page_start" => "27"
                    "field_page_end" => null
                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/07vopr-6"
                    "field_display_title" => "6"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#5713
                      #items: array:1 [ …1]
                      #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 {#5724
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#5722
                      #items: array:1 [ …1]
                      #escapeWhenCastingToString: false
                    }
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#5725
                      #items: array:2 [ …2]
                      #escapeWhenCastingToString: false
                    }
                    "content" => Illuminate\Database\Eloquent\Collection {#5738
                      #items: array:1 [ …1]
                      #escapeWhenCastingToString: false
                    }
                    "next" => array:2 [
                      "refs" => "2111732"
                      "type" => "task"
                    ]
                    "previous" => array:2 [
                      "refs" => "2111730"
                      "type" => "task"
                    ]
                    "book" => Illuminate\Database\Eloquent\Collection {#5730
                      #items: array:1 [ …1]
                      #escapeWhenCastingToString: false
                    }
                    "page" => array:2 [
                      "refs" => "2112199"
                      "type" => "book_page"
                    ]
                  ]
                  #original: array:24 [
                    "id" => 2111731
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_page_start" => "27"
                    "field_page_end" => null
                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/07vopr-6"
                    "field_display_title" => "6"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#5713}
                    "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 {#5724}
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#5722}
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#5725}
                    "content" => Illuminate\Database\Eloquent\Collection {#5738}
                    "next" => array:2 [
                      "refs" => "2111732"
                      "type" => "task"
                    ]
                    "previous" => array:2 [
                      "refs" => "2111730"
                      "type" => "task"
                    ]
                    "book" => Illuminate\Database\Eloquent\Collection {#5730}
                    "page" => array:2 [
                      "refs" => "2112199"
                      "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 => "*"
                  ]
                }
              ]
              #escapeWhenCastingToString: false
            }
          ]
          #original: array:21 [
            "id" => 2112199
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "27"
            "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/page-27"
            "field_display_title" => "27"
            "field_folder" => "1"
            "field_image_name" => "27"
            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#5652}
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#5653}
            "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 {#5654}
            "content" => Illuminate\Database\Eloquent\Collection {#5664}
            "next" => array:2 [
              "refs" => "2112200"
              "type" => "book_page"
            ]
            "previous" => array:2 [
              "refs" => "2112198"
              "type" => "book_page"
            ]
            "tasks" => Illuminate\Database\Eloquent\Collection {#5657}
          ]
          #changes: []
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          #attributeCastCache: []
          #dateFormat: null
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          #touches: []
          +timestamps: true
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          #visible: []
          #fillable: []
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            0 => "*"
          ]
        }
      ]
      #escapeWhenCastingToString: false
    }
    "tasks" => Illuminate\Database\Eloquent\Collection {#1040
      #items: array:2 [
        0 => App\Models\Task {#1058
          #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" => 2111732
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "28"
            "field_page_end" => null
            "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/07zad-1"
            "field_display_title" => "Задача"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1059
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "field_description_bottom" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1060
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1097
              #items: array:1 [
                0 => App\Models\Branch {#1061
                  #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" => 2111575
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_display_title" => "Формулы веществ и уравнения химических реакций"
                    "field_branch_order" => "II"
                    "field_url" => null
                    "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1063
                      #items: array:1 [ …1]
                      #escapeWhenCastingToString: false
                    }
                    "field_page_start" => "22"
                    "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 {#1064
                      #items: array:1 [ …1]
                      #escapeWhenCastingToString: false
                    }
                    "branch_parent" => Illuminate\Database\Eloquent\Collection {#1094
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                  ]
                  #original: array:24 [
                    "id" => 2111575
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "field_display_title" => "Формулы веществ и уравнения химических реакций"
                    "field_branch_order" => "II"
                    "field_url" => null
                    "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1063}
                    "field_page_start" => "22"
                    "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 {#1064}
                    "branch_parent" => Illuminate\Database\Eloquent\Collection {#1094}
                  ]
                  #changes: []
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                  #attributeCastCache: []
                  #dateFormat: null
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                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [
                    0 => "*"
                  ]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1132
              #items: array:2 [
                0 => App\Models\Branch {#1140}
                1 => App\Models\Branch {#1145}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1124
              #items: array:1 [
                0 => App\Models\Element {#1125
                  #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" => 1994242
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "edition" => Illuminate\Database\Eloquent\Collection {#1123
                      #items: array:1 [ …1]
                      #escapeWhenCastingToString: false
                    }
                    "task" => array:2 [
                      "refs" => "2111732"
                      "type" => "task"
                    ]
                    "img" => array:1 [
                      0 => array:5 [ …5]
                    ]
                  ]
                  #original: array:6 [
                    "id" => 1994242
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "edition" => Illuminate\Database\Eloquent\Collection {#1123}
                    "task" => array:2 [
                      "refs" => "2111732"
                      "type" => "task"
                    ]
                    "img" => array:1 [
                      0 => array:5 [ …5]
                    ]
                  ]
                  #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" => "2111733"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "2111731"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1095
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "2112200"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
            "id" => 2111732
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "28"
            "field_page_end" => null
            "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/07zad-1"
            "field_display_title" => "Задача"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1059}
            "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 {#1060}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1097}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1132}
            "content" => Illuminate\Database\Eloquent\Collection {#1124}
            "next" => array:2 [
              "refs" => "2111733"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "2111731"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1095}
            "page" => array:2 [
              "refs" => "2112200"
              "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 {#1129
          #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" => 2111733
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "28"
            "field_page_end" => null
            "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/07exp-1"
            "field_display_title" => "Домашний эксперимент"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1137
              #items: []
              #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 {#1127
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1099
              #items: array:1 [
                0 => App\Models\Branch {#1140}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1128
              #items: array:2 [
                0 => App\Models\Branch {#1140}
                1 => App\Models\Branch {#1145}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1115
              #items: array:1 [
                0 => App\Models\Element {#1114
                  #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" => 1994235
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "edition" => Illuminate\Database\Eloquent\Collection {#1112
                      #items: array:1 [ …1]
                      #escapeWhenCastingToString: false
                    }
                    "task" => array:2 [
                      "refs" => "2111733"
                      "type" => "task"
                    ]
                    "img" => array:1 [
                      0 => array:5 [ …5]
                    ]
                  ]
                  #original: array:6 [
                    "id" => 1994235
                    "created_at" => "2026-04-10 13:58:26"
                    "updated_at" => null
                    "edition" => Illuminate\Database\Eloquent\Collection {#1112}
                    "task" => array:2 [
                      "refs" => "2111733"
                      "type" => "task"
                    ]
                    "img" => array:1 [
                      0 => array:5 [ …5]
                    ]
                  ]
                  #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" => "2111734"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "2111732"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1122
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "2112200"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
            "id" => 2111733
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "28"
            "field_page_end" => null
            "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/07exp-1"
            "field_display_title" => "Домашний эксперимент"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1137}
            "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 {#1127}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1099}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1128}
            "content" => Illuminate\Database\Eloquent\Collection {#1115}
            "next" => array:2 [
              "refs" => "2111734"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "2111732"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1122}
            "page" => array:2 [
              "refs" => "2112200"
              "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 => "*"
          ]
        }
      ]
      #escapeWhenCastingToString: false
    }
  ]
  #original: array:21 [
    "id" => 2112200
    "created_at" => "2026-04-10 13:58:26"
    "updated_at" => null
    "field_page_start" => "28"
    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/page-28"
    "field_display_title" => "28"
    "field_folder" => "1"
    "field_image_name" => "28"
    "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#1008}
    "field_weight" => "0"
    "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1038}
    "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 {#1036}
    "content" => Illuminate\Database\Eloquent\Collection {#1047}
    "next" => array:2 [
      "refs" => "2112201"
      "type" => "book_page"
    ]
    "previous" => array:2 [
      "refs" => "2112199"
      "type" => "book_page"
    ]
    "tasks" => Illuminate\Database\Eloquent\Collection {#1040}
  ]
  #changes: []
  #casts: []
  #classCastCache: []
  #attributeCastCache: []
  #dateFormat: null
  #appends: []
  #dispatchesEvents: []
  #observables: []
  #relations: []
  #touches: []
  +timestamps: true
  +usesUniqueIds: false
  #hidden: []
  #visible: []
  #fillable: []
  #guarded: array:1 [
    0 => "*"
  ]
}
Химия, 8 класс Учебник, авторы: Оспанова Мейрамкуль Кабылбековна, Аухадиева Кырмызы Сейсенбековна, Белоусова Татьяна Геннадьевна, издательство Мектеп, Алматы, 2018, радужного цвета, страница 28
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