Предмет: Химия, автор: assdfghjiooiuh224

Вычислите массовую долю азота в известковой селитре Ca(NO3)2

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Ответы

Автор ответа: Abduuz

Ответ:

w%(N) = 2N/Ca(NO3)2 = 28/164 = 0,17

Массовая доля 0,17 ; в процентах 17%

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