Chemistry 2720 Fall 1999 Quiz 3

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Using the data below, compute the standard enthalpy of formation of water vapor at 298.15K.

Useful information

The standard enthalpy of formation of liquid water at 298.15K is . The enthalpy of vaporization of water at the boiling point (373.15K) is 40.66kJ/mol. The specific heat capacity of liquid water is while the specific heat capacity of water vapor is .