Q156 · CSIR NET Chemistry, December 2019

Paper: CSIR NET December 2019 · Subject: Physical Chemistry · Chapter: Thermodynamics · Topic: Thermodynamics – General · Marks: 2 · Difficulty: Medium

($C_p - C_v$) for a non-ideal gas differs from ($C_p - C_v$) for a perfect gas by the expression (1) $\left(\frac{\partial P}{\partial T}\right)_V\left(\frac{\partial U}{\partial P}\right)_S$ (2) $\left(\frac{\partial V}{\partial T}\right)_P\left(\frac{\partial U}{\partial V}\right)_T$ (3) $-\frac{1}{T}\left(\frac{\partial V}{\partial T}\right)_P\left(\frac{\partial U}{\partial V}\right)_T$ (4) $\left(\frac{\partial P}{\partial T}\right)_V\left(\frac{\partial U}{\partial T}\right)_P$
(a)1
(b)2
(c)3
(d)4
Answer
Answer (as printed): B
Explanation
No explanation was printed for this question.

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