Molar mass

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Molar mass M
Mass of an element or chemical compound divided by its amount of substance.
Note: Amount of substance has historically been referred to as number of moles.
Related Term(s):

IUPAC. Compendium of Chemical Terminology, 2nd ed. (the Gold Book). Compiled by A. D. McNaught and A.Wilkinson. Blackwell Scientific Publications, Oxford (1997). XML on-line corrected version: (2006-) created by M. Nic, J. Jirat, B. Kosata; updates compiled by A. Jenkins.

P. Price. J. Am. Soc. Mass Spectrom. 2, 336 (1991). ( )

From Definitions of Terms Relating to Mass Spectrometry (IUPAC Recommendations 2013); DOI: 10.1351/PAC-REC-06-04-06 © IUPAC 2013.

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