Предмет: Физика, автор: niksaxqw

злиток металу массою 130 грам при охолодженні від 70 до 15 градусів передав у навколишнє середовище 1.7 кДж теплоти, знайти питому теплоємність​

Ответы

Автор ответа: 1Manka1
2

Объяснение:

Дано:

m=130г=0,13кг

t=70-15=55°C

Q=1,7кДж=1700Дж

с-?

Q=cmt=>

c=Q/(mt)=1700/(0,13*55)=238Дж/кг°С


1Manka1: Ща что то решу
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