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13 May, 19:04

How much heat is needed to raise the temperature of 9g of water by 20oC?

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  1. 13 May, 22:28
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    180 Joules; The specific heat for water (amount required to raise 1 gram 1 oC) is, 4.184. So just multiply that with the mass of the substance (in grams)

    9x20=180
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