Asked by Leah
The heat of fusion for water is 80cal/g. The specific heat of liquid water is 1.00cal/g. How many calories of heat are released when 20g of water at 30 degrees is cooled to 0 degrees and frozen to ice at 0 degrees?
Answers
Answered by
DrBob222
q1 = heat released when cooled from 30 to zero C.
q1 = mass x specific heat x delta T.
q2 = heat released when water at zero C is frozen.
q2 = mass water x heat fusion.
total heat released is q1 + q2.
q1 = mass x specific heat x delta T.
q2 = heat released when water at zero C is frozen.
q2 = mass water x heat fusion.
total heat released is q1 + q2.
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