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)`) PeakBar HUQA 25000 Puffs NEW Shisha Disposable Vape UAE Premium Shisha Hookah Disposable Budget Friendly Vape Offer! Silvaper DTL Shisha 16000 Puffs 5p Combo Disposable Vape Vape Icons
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