Предмет: Физика, автор: toktaliev2005

ДАМ 100БАЛЛОВ!!!!!!!!!!!!!!!!!!!!!!
Сколько холодной воды при 8 градусов цельсия нужно добавить к 80 л. горячей воды при 90 градусов цельсия, чтобы подготовить ванну с темп. 30 градусов?

Ответы

Автор ответа: coldofdragon

Дано t1=8 m2=80 кг t2=90 T=30 m1-? m1c(30-8)=m2c(90-30)=218 кг

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