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    babypigeon Posts: 2, Reputation: 1
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    Feb 1, 2013, 09:52 PM
    ask chemistry questions
    a pure gold ring with a volume of 1.56 cm^3 is initially at 15.2 degrees c. When its put on, it warms to 25.8 degrees c. How much heat did the ring absorb? (denisity of gold=19.3 g/cm^3)
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    babypigeon Posts: 2, Reputation: 1
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    Feb 1, 2013, 09:55 PM
    Chemistry question
    How many kilowatt hours of energy are necessary to heat the water in the water heater by 25 degrees c? (heater holds 54 gallons)
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