A 100-g piece of copper, initially at 95.0C, is dropped

Chapter 20, Problem 10

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A 100-g piece of copper, initially at 95.0C, is dropped into 200 g of water contained in a 280-g aluminum can; the water and can are initially at 15.0C. What is the final temperature of the system? (Specific heats of copper and aluminum are 0.092 and 0.215 cal/g ? C, respectively.) (a) 16C (b) 18C (c) 24C (d) 26C (e) none of those answers

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