The entropy change for vaporisation of a liquid is 109.3jK−1mol−1. The molar heat of vaporistion of that liquid is 40.77kJmol−1. Calculate the boiling points of that liquid.
A
270K
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B
373K
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C
250K
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D
100K
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Solution
The correct option is C373K At vaporization, △G=0 as vapor is in equilibrium with liquid state.