Homework Statement
The function G is given in the question: G(P,T) = \frac{-aT^2} {P},
where a is a positive constant.
Homework Equations
dG = Vdp - SdT,
and probably S(V,T) = (\frac{\partial S}{\partial T})_V dT + (\frac{\partial S}{\partial V})_T dV
The Attempt at a Solution
C_v dT =...