Atomic mass constant — In physics and chemistry, the atomic mass constant, m u, is one twelfth of the mass of an unbound atom of the carbon 12 nuclide at rest and in its ground state. [GoldBookRef|title=atomic mass constant|url=http://goldbook.iupac.org/A00497.html] It … Wikipedia
unified atomic mass constant — standartinė atominės masės konstanta statusas T sritis Standartizacija ir metrologija apibrėžtis Apibrėžtį žr. priede. priedas( ai) Grafinis formatas atitikmenys: angl. atomic mass constant; unified atomic mass constant rus. унифицированная… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
unified atomic mass constant — standartinė atominės masės konstanta statusas T sritis fizika atitikmenys: angl. unified atomic mass constant rus. унифицированная постоянная атомной массы, f pranc. constante unifiée de masse atomique, f … Fizikos terminų žodynas
Atomic mass unit — Einheit Norm Internationales Einheitensystem Einheitenname atomare Masseneinheit Einheitenzeichen u Beschriebene Größe(n) Masse Größensymbol(e) … Deutsch Wikipedia
Molar mass constant — The molar mass constant, symbol Mu, is a physical constant which relates atomic weight and molar mass. Its value is defined to be 1 g/mol in SI units.[1] The molar mass constant is important in writing dimensionally correct equations.[2] It is… … Wikipedia
Atomic mass unit — unified atomic mass unit Unit system: SI recognized unit Unit of... mass Symbol: u Unit conversions 1 u in... is equal to... dalton … Wikipedia
Atomic weight — (symbol: A sub|r) is a dimensionless physical quantity, the ratio of the average mass of atoms of an element (from a given source) to 1/12 of the mass of an atom of carbon 12.cite journal | author = International Union of Pure and Applied… … Wikipedia
Atomic theory — Atomic model redirects here. For the unrelated term in mathematical logic, see Atomic model (mathematical logic). This article is about the historical models of the atom. For a history of the study of how atoms combine to form molecules, see… … Wikipedia
Mass — This article is about the scientific concept. For the substance of which all physical objects consist, see Matter. For other uses, see Mass (disambiguation). Classical mechanics … Wikipedia
Atomic nucleus — A figurative depiction of the helium 4 atom with the electron cloud in shades of gray. In the nucleus, the two protons and two neutrons are depicted in red and blue. This depiction shows the particles as separate, whereas in an actual helium atom … Wikipedia