Suppose that 100 grams of water at 50.0°C is placed in contact with 200 grams of iron at 30.0°C. The final
temperature is 46.5°C. The specific heats of water and iron respectively, are 4.18 and 0.45 joules per gram times
Celsius. How much heat energy did the iron gain?
1.500
12,000J
21.000
1.000J
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Suppose that 100 grams of water at 50.0°C is placed in contact with 200 grams of iron at 30.0°C. The final temperature is 46.5°C. The specific heats of water and iron respectively, are 4.18 and 0.45 joules per gram times Celsius.
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