molecular mass


Definition of molecular mass

: the mass of a molecule that is equal to the sum of the masses of all the atoms contained in the molecule

First Known Use of molecular mass

1873, in the meaning defined above

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The first known use of molecular mass was in 1873

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Dictionary Entries Near molecular mass

molecular genetics

molecular mass

molecular model

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Cite this Entry

“Molecular mass.” Dictionary, Merriam-Webster, Accessed 17 Oct. 2021.

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