atomic mass scale

atomic mass scale
skala mas atomowych

English-Polish dictionary for engineers. 2013.

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  • Atomic mass — The atomic mass (ma) is the mass of an atom, most often expressed in unified atomic mass units. [GoldBookRef|file=A00496|title=atomic mass] The atomic mass may be considered to be the total mass of protons, neutrons and electrons in a single atom …   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 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

  • atomic mass — Chem. the mass of an isotope of an element measured in units formerly based on the mass of one hydrogen atom taken as a unit or on 1/16 the mass of one oxygen atom, but after 1961 based on 1/12 the mass of the carbon 12 atom. Abbr.: at. m. [1895… …   Universalium

  • relative atomic mass — (ram) Mass of atoms of an element formerly in atomic weight units but now more correctly given on the unified scale where 1 u is 1.660 x 10 27kg, where u is the atomic mass unit. For natural elements with more than one isotope, it is the average… …   Dictionary of automotive terms

  • 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 weight — Chem. the average weight of an atom of an element, formerly based on the weight of one hydrogen atom taken as a unit or on 1/16 the weight of an oxygen atom, but after 1961 based on 1/12 the weight of the carbon 12 atom. Abbr.: at. wt. [1820 30]… …   Universalium

  • Mass excess — The mass excess of a nuclide is the difference between its actual mass and its mass number in atomic mass units.[1] It is one of the predominant methods for tabulating nuclear mass. The mass of an atomic nucleus is well approximated by its mass… …   Wikipedia

  • Mass number — The mass number (A), also called atomic mass number or nucleon number, is the total number of protons and neutrons (together known as nucleons) in an atomic nucleus. Because protons and neutrons both are baryons, the mass number A is identical… …   Wikipedia

  • Mass (mass spectrometry) — This article is about different concepts of mass used in mass spectrometry. For other uses, see mass. The mass recorded by a mass spectrometer can refer to different physical quantities depending on the characteristics of the instrument and the… …   Wikipedia

  • atomic — adj. 1 concerned with or using atomic energy or atomic bombs. 2 of or relating to an atom or atoms. Phrases and idioms: atomic bomb = atom bomb. atomic clock a clock in which the periodic process (time scale) is regulated by the vibrations of an… …   Useful english dictionary

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