Answer to Question #250427 in Physical Chemistry for mickey

Question #250427

The normal boiling point of water is 100
oC. Its vapour pressure at 80oC is 0.4672 atm. Calculate
the enthalpy of vaporisation per mole of water, given that R is 8.314 JK-1mol-1
.

Expert's answer

Enthalpy of vaporisation=41.65kJ/mol

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