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Автор - selezka16

ОЧЕНЬ СРОЧНО.К раствору сульфата меди добавили 67 г раствора гидроксида натрия с массовой олей щелочи 6%. Найдите массу образования осадка.

Ответ

Автор - DemonessaPasveta

Ответ:

Всё в закрепе, как говорится)))

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