Calculate the amount of work done when 2.5 mole of H 2O vaporizes at 1.0 atm and 25°C. Assume the volume of liquid H2O is negligible compared to that of vapor. (1 L atm = 101.3 J)
1) -61.9 J
2) -6.19 kJ
3) 61.9 J
4) 5.66 kJ
5) 518 J
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