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)`) Box Rayden 220 T Rex Limited Edition BD Vape Style & Art Sirop Delta 9 THC Mangue Boomz 200mg High & CBD France XTank T Vaporesso YouVape Test E liquides TJuice Drinks T Juice par Guilab Oneshot Media Batterie Vape Pen
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elfbar nachfüll pod läuft aus Calculate the ?Hvap for ethanol, given that the vapor