Definition:Amount of Substance

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Definition

The amount of a particular substance in a body composed of that substance is ultimately measured by a count of the number of elementary units it comprises.


Symbol

The usual symbol used to denote the amount of substance in a body is $n$.


Dimension

Amount of substance is one of the fundamental dimensions of physics.

In dimensional analysis it is assigned the symbol $\mathsf N$.


Units

The SI unit of measurement of amount of substance is the mole $\mathrm {mol}$.

The CGS unit of measurement of amount of substance is the gram-mole $\mathrm {g \, mol}$.

The FPS unit of measurement of amount of substance is the pound-mole $\mathrm {lb \, mol}$.


Also see

  • Results about amount of substance can be found here.


Sources