File:Heat of Vaporization Water.png Wikimedia Commons Latent Heat of Vaporization Delta Hvap of Water calculated by corresponding states correlation in a one cell excel formula Chem Eng Musings Solved Use the Clausius Clapeyron equation below to estimate Chegg.com Hvap for water is 40.7 KJ `mol^(1)` . The entropy of vaporization of water is: 5) For vaporization of water at 1 bar, \Delta H = 40.63 \mathrm {kJ} \ma.. Simple, Quick, and Accurate Determination of the Heat of Vaporization of Water Chemical Education Xchange