Activity of Specie A in Mass Transfer Operations Formulas

Activity of Specie A is a thermodynamic measure that takes into account the effective concentration or "activity" of a species in a non-ideal solution. And is denoted by a_A. Activity of Specie A is usually measured using the Mole per Cubic Meter for Molar Concentration. Note that the value of Activity of Specie A is always positive.

Mass Transfer Operations formulas that make use of Activity of Specie A

fxSolubility Product given Activities of Species A and BGo

fxSupersaturation based on activities of Species A and BGo

FAQ

What is the Activity of Specie A?

Activity of Specie A is a thermodynamic measure that takes into account the effective concentration or "activity" of a species in a non-ideal solution. Activity of Specie A is usually measured using the Mole per Cubic Meter for Molar Concentration. Note that the value of Activity of Specie A is always positive.

Can the Activity of Specie A be negative?

No, the Activity of Specie A, measured in Molar Concentration cannot be negative.

What unit is used to measure Activity of Specie A?

Activity of Specie A is usually measured using the Mole per Cubic Meter[mol/m³] for Molar Concentration. Mole per Liter[mol/m³], Mole per Cubic Millimeter[mol/m³], Kilomole per Cubic Meter[mol/m³] are the few other units in which Activity of Specie A can be measured.

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