For water vap H = 41 kJ mol^1 at 373 K and 1 bar pressure. Assuming that water vapour Sarthaks eConnect Largest Online Education Community Delta Vap H Latent Heat of Vaporization Delta Hvap of Water calculated by corresponding states correlation Answered: Which of the following substances would you predict to have the highest change of enthalpy of vaporization? CH4, I2, KI, HF, CS2 bartleby Standard enthalpy of vaporisation`DeltaV_(vap).H^(Theta)` for water at `100^(@)C`is`40.66kJmol^( 1)`.Teh internal energy of Vaporization of water at` 100^(@)C("in kJ mol"^( 1))`is