Question: Starting with mJT = (1/cp)[T(v/T)p - v] and noting that Pv = ZRT, where Z = Z(P, T) is the compressibility factor, show that the

Starting with mJT = (1/cp)[T(∂v/∂T)p - v] and noting that Pv = ZRT, where Z = Z(P, T) is the compressibility factor, show that the position of the Joule-Thomson coefficient inversion curve on the T-P plane is given by the equation (∂Z/∂T)P = 0.

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