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Asked by Emack - 7 years ago
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Answered 7 years ago
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The given data are.

m = 150g = 0.15kg

change in temperature = 20 c

the specific heat of water = 4.187 KJ / Kg k

we know that the quantity of heat required
= mass x spe.heat x change in temp.
= 0.15 x 4.187 x 20
= 12.561 KJ.
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