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    SethKiley's Avatar
    SethKiley Posts: 2, Reputation: 1
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    #1

    Sep 30, 2009, 02:38 PM
    Calculating specific heat
    How much energy is needed to raise the tempature of a 75g sample of aluminum from 22.4 Celsius to 94.6 Celsius
    Perito's Avatar
    Perito Posts: 3,139, Reputation: 150
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    #2

    Sep 30, 2009, 06:07 PM

    1. Find the specific heat of aluminum

    The specific heat of aluminum is given in



    Therefore, if you multiply the specific heat by the number of grams and the number of degrees Celsius that you wish to raise the temperature, the result will be in calories. You can convert that to whatever units are expected in the final answer.
    InfoJunkie4Life's Avatar
    InfoJunkie4Life Posts: 1,409, Reputation: 81
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    #3

    Oct 4, 2009, 03:50 AM

    0.214

    It takes 0.214 Calories to heat one gram of aluminum one degree Celsius.

    You need to heat 74g 72.2 degrees.

    Answer: 1143.4 Calories
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