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Автор - sirinekmakcim

Дано
m(р-ну)=250г
w(KCL)=10%
Знайте
m(kcl)-?

Ответ

Автор - GeisherryTheMagister

как-то примерно так, надеюсь, видно

Ответ

Автор - сок111213

Решение на фото

Ответ: m(KCl) = 25г

Ответы и объяснения

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