Q109 · CSIR NET Chemistry, December 2012
Paper: CSIR NET December 2012 · Subject: Physical Chemistry · Chapter: Thermodynamics · Topic: Laws State Functions · Marks: 2 · Difficulty: Medium
For water, $\Delta H_{\text{vap}} \approx 41\ \mathrm{kJ\,mol^{-1}}$. The molar entropy of vaporization at 1 atm pressure is approximately
(a)$410\ \mathrm{J\,K^{-1}\,mol^{-1}}$
(b)$110\ \mathrm{J\,K^{-1}\,mol^{-1}}$
(c)$41\ \mathrm{J\,K^{-1}\,mol^{-1}}$
(d)$11\ \mathrm{J\,K^{-1}\,mol^{-1}}$
Answer
Answer (as printed): B
Explanation
No explanation was printed for this question.
Study loop for Thermodynamics