Предмет: Химия, автор: елизаветаss

Для приготовления 25%-го раствора необходимо взять:
А) 25г соли 100 г воды
Б) 50 г соли 200 г воды
В) 50 г соли 150 г воды
В) 50 г соли 250 воды.

Ответы

Автор ответа: KamillaGenui

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