MHT CET Chemistry question

Chemistry Thermodynamics MHT CET

Evaluate the entropy change in the vaporization of 36 gm water at 373 K. ()

(A)
(B)Correct
(C)
(D)

Answer: (B)

Solution

36 g of water is 2 mol, so H_{vap}$/T = 2 × 40630/373 ≈ 217.9

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Question ID VK-064129