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6 April, 08:06

Gold has a specific heat of 129 J/kg°C. How many joules of heat energy are required

to raise the temperature of 0.015 kilograms of gold from 22°C to 85°C?

144

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  1. 6 April, 08:36
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    To raise 1 kg by 1C, it will take 129 joules.

    To raise 0.015 kg by (85-22) C, it will take (129*0.015) * 22 = 42.57 joules.
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