In practice equilibrium constants are determined in a medium such that the quotient of activity coefficient is constant and can be ignored, leading to the usual expression:formula_21which applies under the conditions that the activity quotient has a particular (constant) value.
In practice equilibrium constants are determined in a medium such that the quotient of activity coefficient is constant and can be ignored, leading to the usual expression:formula_31which applies under the conditions that the activity quotient has a particular (constant) value.