JEE Main 202127 Jul, Morning shiftChemistryMediumChemical Thermodynamics84× since 2002
For water at 100 C and 1 bar,
_vap H _vap U = _____________ 10² J mol^1. (Round off to the Nearest Integer)
[Use : R = 8.31 J mol^1 K^1]
[Assume volume of H₂O(l) is much smaller than volume of H₂O(g). Assume H₂O(g) treated as an ideal gas]