Предмет: Физика, автор: kairbekovberik3

В воду массой 1 кг, взятой при температуре 20°C, добавили 1.5 кг горячей воды при темературе 60°С. Определите, какая установится температура.

Ответы

Автор ответа: MrAlcohol
23

Дано:

m1=1 кг    

t1=20    

m2=1,5 кг    

t2=60    

tс-?

Решение:

c*m1*(tc-t1)=c*m2*(t2-tc)

tc=(m2*t2+m1*y1)/(m1+m2)=(1.5*60+1*20)/(1+1.5)=44 C

Объяснение:

Где * -умножить, Где / -деление (записывается дробью)

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