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MHT CET Chemistry question

ChemistryThermodynamicsMHT CET

9.0 g of is vaporised at 100 °C and 1 atm pressure. If the latent heat of vaporization of water is J/g, then is given by

Answer: (D)

Solution

Heat absorbed = 9.0x J = (1/2) mol x 18x J , so = q/T = 9x/373 = (1/2) x 18x/373; (a)

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Question ID VK-064499