JEE Advanced Model Paper 14 with solutions for online practice

Question : 21 of 60

Marks: +1, -0

Standard enthalpy and standard entropy of vaporization of water are + 40 KJ mol−1 and + 120 J mol−1K−1 respectively. Vapour pressure of w ater at 27°C expressed as ln PH2O will be (consider Standard temp, to be 300K)