September 2021 1 12 Report
Расставьте коэффициенты в уравнениях окислительно-восстановительных реакций методом электронного баланса:



а) NO2 + NаОН → NаNO2 + NаNО3 + Н2О



б) Сl2 + NaOH → Na2Сl + NaClO + H2O
даю 15 баллов
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