Ответ :
1)б
2)2H2O2 = O2 + 2H2O
4K + O2 = 2K2O
K2O + H2O = 2KOH
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Answers & Comments
Ответ :
1)б
2)2H2O2 = O2 + 2H2O
4K + O2 = 2K2O
K2O + H2O = 2KOH