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- Atomic_mass abstract "The atomic mass (ma) is the mass of an atomic particle, sub-atomic particle, or molecule. It may be expressed in unified atomic mass units; by international agreement, 1 atomic mass unit is defined as 1/12 of the mass of a single carbon-12 atom (at rest). When expressed in such units, the atomic mass is called the relative isotopic mass (see section below).The atomic mass or relative isotopic mass refers to the mass of a single particle, and is fundamentally different from the quantities elemental atomic weight (also called "relative atomic mass") and standard atomic weight, both of which refer to averages (mathematical means) of naturally-occurring atomic mass values for samples of elements. Most elements have more than one stable nuclide; for those elements, such an average depends on the mix of nuclides present, which may vary to some limited extent depending on the source of the sample, as each nuclide has a different mass. By contrast, atomic mass figures refer to an individual particle species: as atoms of the same species are identical, atomic mass values are expected to have no intrinsic variance at all. Atomic mass figures are thus commonly reported to many more significant figures than atomic weights.The atomic mass of atoms, ions, or atomic nuclei is slightly less than the sum of the masses of their constituent protons, neutrons, and electrons, due to binding energy mass loss (as per E=mc2).".
- Atomic_mass thumbnail Stylised_Lithium_Atom.svg?width=300.
- Atomic_mass wikiPageExternalLink stand_alone.pl?ele=&ascii=html&isotype=some.
- Atomic_mass wikiPageExternalLink masses.
- Atomic_mass wikiPageID "19604151".
- Atomic_mass wikiPageRevisionID "603670277".
- Atomic_mass hasPhotoCollection Atomic_mass.
- Atomic_mass reason "needs review and correction by a qualified physicist".
- Atomic_mass talk "Many errors".
- Atomic_mass subject Category:Atoms.
- Atomic_mass subject Category:Chemical_properties.
- Atomic_mass subject Category:Mass.
- Atomic_mass subject Category:Stoichiometry.
- Atomic_mass comment "The atomic mass (ma) is the mass of an atomic particle, sub-atomic particle, or molecule. It may be expressed in unified atomic mass units; by international agreement, 1 atomic mass unit is defined as 1/12 of the mass of a single carbon-12 atom (at rest).".
- Atomic_mass label "Atomic mass".
- Atomic_mass label "Atommasse".
- Atomic_mass label "Atoommassa".
- Atomic_mass label "Masa atomowa".
- Atomic_mass label "Masa atómica".
- Atomic_mass label "Massa atômica".
- Atomic_mass label "Masse atomique".
- Atomic_mass label "Peso atomico".
- Atomic_mass label "Атомная масса".
- Atomic_mass label "كتلة ذرية".
- Atomic_mass label "原子量".
- Atomic_mass label "原子量".
- Atomic_mass sameAs Atommasse.
- Atomic_mass sameAs Ατομικό_βάρος.
- Atomic_mass sameAs Masa_atómica.
- Atomic_mass sameAs Masa_atomiko.
- Atomic_mass sameAs Masse_atomique.
- Atomic_mass sameAs Massa_atom.
- Atomic_mass sameAs Peso_atomico.
- Atomic_mass sameAs 原子量.
- Atomic_mass sameAs 원자_질량.
- Atomic_mass sameAs Atoommassa.
- Atomic_mass sameAs Masa_atomowa.
- Atomic_mass sameAs Massa_atômica.
- Atomic_mass sameAs m.07s3vzx.
- Atomic_mass sameAs Q3840065.
- Atomic_mass sameAs Q3840065.
- Atomic_mass wasDerivedFrom Atomic_mass?oldid=603670277.
- Atomic_mass depiction Stylised_Lithium_Atom.svg.
- Atomic_mass isPrimaryTopicOf Atomic_mass.