How much energy in kilojoules is released when 159g of, Ask an Expert

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How much energy (in kilojoules) is released when 15.9g of steam at 129.5C is condensed to give liquid water at 68.5C? The heat of vaporization of liquid water is 40.67 KJ/mol , and the molar heat capacity is 75.3 J/(Kmol) for the liquid and 33.6 J/(Kmol) for the vapor.

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Category:- Chemistry
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