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Which is not constant for an ideal gas?
Answer & Solution
Correct Answer:
Option
A
For an ideal gas $$PV = nRT$$
$$\eqalign{ & So,{\left( {\frac{{\partial P}}{{\partial V}}} \right)_T} = \frac{{ - nRT}}{{{V^2}}} \cr & \frac{{\partial V}}{{\partial {T_P}}} = \frac{{nR}}{P} \cr & \frac{{\partial P}}{{\partial {V_V}}} = \frac{{nR}}{V}{\left( {\frac{{\partial T}}{{\partial V}}} \right)_V} \cr} $$
$$\eqalign{ & So,{\left( {\frac{{\partial P}}{{\partial V}}} \right)_T} = \frac{{ - nRT}}{{{V^2}}} \cr & \frac{{\partial V}}{{\partial {T_P}}} = \frac{{nR}}{P} \cr & \frac{{\partial P}}{{\partial {V_V}}} = \frac{{nR}}{V}{\left( {\frac{{\partial T}}{{\partial V}}} \right)_V} \cr} $$
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