MHT CET 2024 Chemistry question
The enthalpy of vaporisation of a liquid is 30 kj mol and entropy of vaporisation is 75 JKmol calculate boiling point of liquid at 1 atm?
Answer: (B)
Solution
At the boiling point liquid and vapour are in equilibrium, so and , giving . Convert kJ to J: H_{vap}$ =
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