Subject: Physical Chemistry · Chapter: Thermodynamics · Topic: Laws State Functions · Exam: CSIR-NET DEC 2012 · Marks: 2 · Difficulty: Medium
For water, $\Delta \mathrm{H}_{\text {vap }} \approx 41 \mathrm{kJ} \mathrm{mol}^{-1}$. The molar entropy of vaporization at 1 atm pressure is approximately