Предмет: Химия, автор: 12345801

2) При хранении на воздухе гидроксид натрия быстро превращается в карбонат натрия. Напишите уравнение реакции.
5) Напишите уравнения реакций, отвечающие следующей схеме превращений:
Na—>NaOH—>Na2Co3—>NaCl—>NaNO3.

Ответы

Автор ответа: wasurenagusa

2NaOH + CO2 = Na2CO3 + H2O

Na—>NaOH—>Na2Co3—>NaCl—>NaNO3.
2Na + 2H2O = 2NaOH + H2
2NaOH + CO2 = Na2CO3 + H2O
Na2CO3 + 2HCl = 2NaCl + H2O + CO2
NaCl + AgNO3 = AgCl + NaNO3

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