Standard enthalpy of vaporization ∆ H_{\text{vap }} for water at 100^{\circ} C is 40.66 kJ \cdot mol ^{-1}. The internal energy of vaporization of water at 100^{\circ} C (in kJ . mol ^{-1} ) is (Assume water vapor to behave like an ideal gas)

AP EAMCET Medical 25 Sep 2020 Shift 1 Paper

Question : 155 of 160

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Standard enthalpy of vaporization ∆H‌vap ‌ for water at 100∘C is 40.66kJ⋅mol−1. The internal energy of vaporization of water at 100∘C (in kJ.mol−1 ) is (Assume water vapor to behave like an ideal gas)

+43.76
+40.66
+37.56
-43.76

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