Clausius 1850 + Clapeyron 1834: dP/dT = Delta-S / Delta-V = Delta-H / (T Delta-V); vapor-pressure d ln P / dT = Delta-H_vap / RT^2; foundation of phase-diagrams.
Clausius 1850 + Clapeyron 1834: dP/dT = Delta-S / Delta-V = Delta-H / (T Delta-V); vapor-pressure d ln P / dT = Delta-H_vap / RT^2; foundation of phase-diagrams.