Heat of Vaporization: Acetone Lab Experiment when do we use this two equation? is there a specific condition on when to use them ? : r ChemicalEngineering How Does a Delta 8 Disposable Vape Work? Hamilton Devices Hvap for water is 40.7 KJ `mol^(1)` . The entropy of vaporization of water is: Enthalpy of vaporization Wikipedia Chloroform has \Delta \mathrm { H } _ { \text {vaporization } } = 29.2 \m..