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mass number

The mass number of an atom is the integer sum of its neutrons and protons. (Anderson, Philip C.; The Spectral Energy Value System; Applied Spectroscopy, Vol. 29, #1, 1975.)

See Also

Atomic Mass
Atomic Number
Mass
Mass Chord
Nucleus
Proton Number


Page last modified on Friday 04 of March, 2011 04:13:31 MST

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