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MHT CET Chemistry question

ChemistryThermodynamicsMHT CET

The enthalpy of vaporization of a substance is 840 J per mol and its boiling point is °C. Calculate its entropy of vaporization

Answer: (A)

Solution

= -173 + 273 = 100 K, so = / = 840/100 = 8.4 J

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Question ID VK-064497