Vapor Pressure Springer Nature Link Kit Armour S iTank T Vaporesso : box 100W et clearomiseur 6 ml Pare vapeur DELTA Batterie Vape Pen E liquide Dragon Energy 50 ml T Juice pas cher Le Vapoteur Discount The internal energy change (in J) when 90 g of water undergoes complete evaporation at `100^(@)C ` is ______ . (Given : `Delta H_("vap")` for water at 373 K = 41 kJ mol , `R = 8.314 JK^( 1) mol^( 1)`)