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Автор - ТомирискаСосиска

Даю 50 баллов!!!!Решите

Ответ

Автор - svetka1574
a) 4Na+O2=2Na2O
Na2O+H2O=2NaOH
б) Cl2+H2=2HCl
в) HCl+KOH=KCl+H2O

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