relative molecular mass
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noun
the sum of all the relative atomic masses of the atoms in a molecule; the ratio of the average mass per molecule of a specified isotopic composition of a substance to one-twelfth the mass of an atom of carbon-12Symbol: M r Abbreviation: r.m.m. Former name: molecular weight
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Words nearby relative molecular mass
relatively, relatively prime numbers, relative major, relative majority, relative minor, relative molecular mass, relativeness, relative permeability, relative permittivity, relative pitch, relative polycythemia
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How to use relative molecular mass in a sentence
Scientific definitions for relative molecular mass
relative molecular mass
See molecular weight.
The American Heritage® Science Dictionary
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