Question

what is mole friction?​

Answer 1

Answer:

The mole fraction is also called the amount fraction. It is identical to the number fraction, which is defined as the number of molecules of a constituent Ni divided by the total number of all molecules Ntot. The mole fraction is sometimes denoted by the lowercase Greek letter χ (chi) instead of a Roman x.

Answer 2

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The ratio of the number of moles of a given component of a mixture to the total number of moles of all the components.