Use the van der Waals equation of state to plot the inversion line for N2 on a
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Use the van der Waals equation of state to plot the inversion line for N2 on a PT diagram, as schematically shown in Figure 5.10.
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T -Inversion line HJT> 0 Net Attraction HUT <0 h = const Net Repulsion P Figure 5.10 Typical lines of constant enthalpy on a PT diagram. The inversion line separates the region of positive and negative Joule-Thomson coefficients.
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