Предмет: Химия, автор: JannayaBlueshal

Найдите массу раствора, в котором содержится фторид натрия массой 28 г, если известно, что массовая доля этой соли в растворе равняется 12%

Приложения:

Ответы

Автор ответа: alexlar30

1

Ответ:

233.3 г

Объяснение:

W = m(соли)/m(р-ра)

m(р-ра) =28/0.12 = 233.3 г

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