Simple, Quick, and Accurate Determination of the Heat of Vaporization of Water Chemical Education Xchange 5) For vaporization of water at 1 bar, \Delta H = 40.63 \mathrm {kJ} \ma.. Boiling vs Evaporation finally clear! Both turn water into vapor but in different ways! Class 9 Chemistry basics made crystal clear! Link https: turito.me 3Iyk3oL Which happens when you dry wet vp vs temp.svg Standard enthalpy of vaporization (vapH) for water at 100C is 40.66 kJ.. Heats of Vaporization and Condensation Examples, Calculations and Definitions CK 12 Foundation