Mole fraction - Wikipedia
https://en.wikipedia.org/wiki/Mole_fraction
Webmole fraction. In chemistry, the mole fraction or molar fraction, also called mole proportion or molar proportion, is a quantity defined as the ratio between the amount of a constituent substance, ni (expressed in unit of moles, symbol mol), and the total amount of all constituents in a mixture, ntot (also expressed in moles): [1] It is denoted ...
DA: 74 PA: 70 MOZ Rank: 94