1) K-K2O-KOH
4K+O2->K2O
K2O+H2O->2KOH
3)Ba-BaO-Ba(OH)2
2Ba+O2->2BaO
BaO+H2O->Ba(OH)2
Второе не знаю (
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1) K-K2O-KOH
4K+O2->K2O
K2O+H2O->2KOH
3)Ba-BaO-Ba(OH)2
2Ba+O2->2BaO
BaO+H2O->Ba(OH)2
Второе не знаю (