• a unit used for measuring atomic mass, equal to one twelfth of the mass of an atom of carbon in its commonest form, carbon-12


    Atomic mass units meaning & definition 1 of Atomic mass units.


  • one-twelfth the mass of one atom of carbon

    Atomic mass units meaning & definition 2 of Atomic mass units.

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This page shows you usage and meanings of Atomic mass units around the world.