Difference between revisions of "Mass number"
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| − | == [[Gold Book | + | == [[Gold Book]] Entry == |
[http://www.nicmila.org/Gold/Output/M03726.xhtml Mass Number] | [http://www.nicmila.org/Gold/Output/M03726.xhtml Mass Number] | ||
Revision as of 03:52, 17 January 2005
Gold Book Entry
Total number of heavy particles (protons and neutrons jointly called nucleons) in the atomic nucleus. Also called nucleon number. Symbol m in mass spectrometry.