Предмет: Химия, автор: дотарика

Укажите верную химическую реакцию:
А) BeO + Na2CO3 = Na2BeO2 + Co2
Б) BeO + NaOH = Na2BeO2 + H2
В) Na2S + 3 S = 2 NaS2
Г) 3 Al + 2 S → Al3 S2

Ответы

Автор ответа: bedniystudent01
0
в) na2s + 3s = 2nas2
вроде это
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