For geological systems which are usually defined by the variables P and T, the Gibbs free energy G is the function of choice to describe equilibria. At constant P and T the chemical equilibrium conditions is then defined by:
Physical Chemistry of Earth´s Materials
The Use of Thermodynamics in Geosciences: Explanations, Tools, and Code
Principles
For geological systems which are usually defined by the variables P and T, the Gibbs free energy G is the function of choice to describe equilibria. At constant P and T the chemical equilibrium conditions is then defined by:
For geological systems which are usually defined by the variables P and T, the Gibbs free energy G is the function of choice to describe equilibria. At constant P and T the chemical equilibrium conditions is then defined by: