Definition, Meaning & Synonyms

mole-fraction

Noun

mole frac·tion

Definition

The mole fraction is a way of expressing the concentration of a component in a mixture, specifically as the ratio of the number of moles of that component to the total number of moles of all components in the mixture.

Examples

The mole fraction of solute A in solution B can be calculated by dividing the number of moles of A by the total moles in the mixture.
In a gas mixture, the mole fraction helps in determining the partial pressure of each gas.