Relative molecular mass
Waddington, Thomas C. Formerly, Department of Chemistry, University of Durham, Durham, United Kingdom.
- Additional Reading
The ratio of the average mass per formula unit of the natural nuclidic composition of a substance to 1/12 of the mass of an atom of nuclide 12C. For example, μ(KCl) = 74.555. Relative molecular mass replaces the concept of molecular weight. See also: Molecular weight; Nuclide
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