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A 700g piece of copper at 100 degrees centigrade is placed into a 80g aluminum calorimeter...

A 700g piece of copper at 100 degrees centigrade is placed into a 80g aluminum calorimeter of specific heat 0.2cal/gc. the calorimeter contains 40g of water at 25 degrees C. the final temperature is 30C. calculate the specific heat of copper.

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