AvianA173702 AvianA173702

30-10-2022
Chemistry

Answered

A 82.5 g copper bar was heated to 221.32 oC and placed in a coffee cup calorimeter containing 323.7 mL of water at 22.55oC. The final temperature of the water was recorded to be 26.15oC.If the heat gained by water was +6402J, how much heat was lost by the copper?

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