Предмет: Химия, автор: ShoNado123

Обчислити масову частку всіх елементів в оксидах:
MgO; SO2;

допишить рівняння реакцій:
P + O2 → ...;
H2S + O2 → ....;

Ответы

Автор ответа: kononovfelix

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