Предмет: Химия, автор: 828728

Помогите пожалуйста срочно нужно

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Автор ответа: macha1125

1

H2O --- NaOH --- H2O ---- H2 и О2

1) O2 + 2H2 = 2H2O (реакция соединения)

2) 2H2O + 2Na = 2NaOH + H2 (реакция замещения)

3) NaOH + HCl = NaCl + H2O (реакция обмена)

4) 2H2O электролиз 2H2 + O2 (реакция разложения)

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