Isotope nominal mass

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This gives the nominal masses of naturally occurring isotopes for each element.

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Units

None

Notes

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Literature sources

  1. K.J.R. Rosman and P.D.P. Taylor for International Union of Pure and Applied Chemistry in Isotopic Compositions of the Elements 1997, Pure and Applied Chemistry, 1998, 70, 217. [Copyright 1997 IUPAC]

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