Предмет: Химия, автор: viki63757

5. Добери коефіцієнти у схемах реакцій.
_Mg + _O2 = _MgO
Al + _O2 = _Al2O3

Ответы

Автор ответа: dyexfnf

4

Ответ:

Объяснение:

2Mg + O2 = 2MgO

4Al + 3O2 = 2Al2O3

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