atomic mass constant

https://doi.org/10.1351/goldbook.A00497
One twelfth of the mass of a carbon-12 atom in its nuclear and electronic ground state, mu=1.6605402(10)×10−27 kg. It is equal to the unified atomic mass unit.
Sources:
CODATA Bull. 1986, 63, 1 [Terms] [Book]
PAC, 1996, 68, 957. (Glossary of terms in quantities and units in Clinical Chemistry (IUPAC-IFCC Recommendations 1996)) on page 962 [Terms] [Paper]
Citation: 'atomic mass constant' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.A00497 RIS BibTex EndNote
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Last revised: February 24, 2014