Change in enthalpy of substance x is 300 j gm at its boiling point 300k then molar entropy change for Brainly.in 13.7: The Gibbs Free Energy Chemistry LibreTexts a) Show that the value of \Delta H for the adiabatic expansion of a perf.. For the vaporisation of water : `H_(2)O (I) hArr H_(2)O(g)` [1 atm. Pressure] Given : `Delta S = 120 JK^( 1)` and `Delta H =+45.0 kJ`. Evaluate the temperature at which liquid water ALEKS Calculating Enthalpy of Vaporization from Vapor Pressure YouTube Hybrid Delta 8 Pen