Предмет: Химия, автор: petrenkooleg583

12. Какова масса метана в баллоне объемом 100 л при давлении 150 кПа и
температуре 20°С?​

Ответы

Автор ответа: Demanaize
1

Воспользуемся формулой Менделеева-Клайперона:

P*V=n*R*T

150кПа*100л=n*8.31Дж\моль*20

15000=166,2n

n=90,25 моль

Mr(CH4)=12+4=16г\моль

m=n*Mr=90.25*16=1444 гр

Ответ:1444 гр

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