beebsmagill beebsmagill

14-04-2017
Chemistry

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How much heat is absorbed by 15.5g of water when it's temperature is increased from 20 to 50

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daniel987 daniel987

14-04-2017

ΔH = MCΔT
ΔH = to the amount of energy or change in energy (J)
mass of water
C = waters specific heat capacity
ΔT = change in temperature

and so ΔH = 15.5 * 4.18 * 30 = 1943.70J of energy

hope that helps

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