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28 February, 09:52

How much heat is released upon converting one mole of steam (18.0

g. from 100.0 ∘c to water at 25.0 ∘c?

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  1. 28 February, 10:22
    0
    Heat released in a system can be calculated by multiplying the given mass to the specific heat capacity of the substance and the temperature difference. It is expressed as follows:

    Heat = mC (T2-T1)

    Heat = 18.02 (4.186) (25 - 100)

    Heat = - 5657.38 J
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