Предмет: Физика, автор: atabekkurbanbe

при конденсации 20г водяного пара при 100°С выделится количество теплоты
(r=22,5×10^5Дж/кг)

Ответы

Автор ответа: MashaPutnaj

1

дано r=2,25*10^6 Дж/кг m=20*10^-3 кг Q- ?

Q=r*m=2,25*20*10^3=45 кДж

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