Предмет: Физика, автор: belovdaniil5

Срочно !! Газ с молярной массой 10г/моль находится в запаянном сосуде объемом 60л. При температуре 27градусов ,газ создаёт давление 93,1кПа масса газа составляет.... универсальную газовую постоянн примите равной 8,31 ДЖ:моль-к

Ответы

Автор ответа: Leon8634

Ответ:

0,022 кг или 22 г

Объяснение:

Воспользуемся уравнением Менделеева-Клапейрона:

$\displaystyle pV=\frac{m}{M}RT$

Откуда, масса газа:

$\displaystyle m=\frac{MpV}{RT}=\frac{0.01*93100*0.06}{8.31*300}=0.022$ кг.

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