Vapor Pressure Delta 8 1000mg Disposable White Widow Hemplitude Vapor Pressure Springer Nature Link PPT Enthalpy (H) PowerPoint Presentation, free download ID:5592552 when do we use this two equation? is there a specific condition on when to use them ? : r ChemicalEngineering Video answer for \Delta_{\text {vap }} \mathrm{H}^{\Theta} for water is +40.79 \mathrm{kJ} \mathrm{mol}^{ 1} at 1 bar and 100^{\circ} \mathrm{C}. Change in internal energy for this vapourisation under