The van der Waals differential equation

General form of the van der Waals differential equation for binary systems:

General form of van der Waals differential Equation

The van der Waals differential equation can be used to calculate the slope of a phase boundary when the enthalpy of trantition H1→2 is known, or to calculate the enthalpy from the slope of the phase boundary:

van der Waals differential Equation


T (K):
x:
delta x:
dT/dx:
a:
da/dx:
H (J):


References:




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(C) V.Kocherbitov, 2015