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5 January, 09:32

What is the specific heat of an unknown substance if 2000 J of energy are required to raise the temperature of 4 grams of the substance 5 degrees Celsius?

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  1. 5 January, 10:45
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    The energy required to heat a substance is related by the formula:

    Q = mCpΔT; where Q is the energy, m is the mass of the substance, Cp is the specific heat capacity and ΔT is the change in temperature.

    2000 = (4) (Cp) (5)

    Cp = 100 Joules / g °C
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