Question
A piece of copper at 280 C is dropped into 1.1 kg of water at 25 C.
If the equilibrium temperature is 30 C, what is the mass of the copper?
If the equilibrium temperature is 30 C, what is the mass of the copper?
Answers
bobpursley
sum of heats gained=0
masscopper*Ccu*(30-25)+1.1*Cwater*(30-280)=0
solve for masscopper
masscopper*Ccu*(30-25)+1.1*Cwater*(30-280)=0
solve for masscopper