You cool a 100.0-g slug of red-hot iron (temperature 745C)
Chapter 17, Problem 17.84(choose chapter or problem)
You cool a 100.0-g slug of red-hot iron (temperature 745C) by dropping it into an insulated cup of negligible mass containing 85.0 g of water at 20.0C. Assuming no heat exchange with the surroundings, (a) what is the final temperature of the water and (b) what is the final mass of the iron and the remaining water?
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