relative atomic mass

ratio of the atomic mass of one atom of an isotope to 1/12 (one twelfth) the mass of a Carbon-12 atom

Wikipedia foundation.

Look at other dictionaries:

  • relative atomic mass — ► NOUN ▪ the ratio of the average mass of one atom of an element to one twelfth of the mass of an atom of carbon 12 …   English terms dictionary

  • relative atomic mass — noun (chemistry) the mass of an atom of a chemical element expressed in atomic mass units • Syn: ↑atomic mass, ↑atomic weight • Topics: ↑chemistry, ↑chemical science • Hypernyms: ↑m …   Useful english dictionary

  • relative atomic mass — UK / US noun [countable] Word forms relative atomic mass : singular relative atomic mass plural relative atomic masses chemistry the mass of an atom of a particular chemical element …   English dictionary

  • relative atomic mass — santykinė atominė masė statusas T sritis Standartizacija ir metrologija apibrėžtis Cheminio elemento vidutinės masės ir nuklido ¹²C atomo masės 1/12 dalies dalmuo. atitikmenys: angl. atomic mass; atomic weight; relative atomic mass vok. Atommasse …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • relative atomic mass — santykinė atominė masė statusas T sritis Standartizacija ir metrologija apibrėžtis Vidutinės elemento atomų masės ir 1/12 nuklido ¹²C atomo masės dalmuo. atitikmenys: angl. atomic mass; atomic weight; relative atomic mass vok. Atommasse, f;… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • relative atomic mass — santykinė atominė masė statusas T sritis chemija apibrėžtis Vidutinės elemento atomų masės ir 1/12 nuklido ¹²C atomo masės santykis. atitikmenys: angl. atomic mass; atomic weight; relative atomic mass rus. атомная масса; атомный вес;… …   Chemijos terminų aiškinamasis žodynas

  • relative atomic mass — noun the average mass of the atoms of an element in its naturally occurring state, relative to the mass of an atom of the carbon 12 isotope taken as exactly 12. Compare atomic mass. Also, atomic weight …   Australian English dictionary

  • 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

  • relative atomic mass — noun Chemistry the ratio of the average mass of one atom of an element to one twelfth of the mass of an atom of carbon 12 …   English new terms dictionary

  • relative molecular mass — noun (chemistry) the sum of the relative atomic masses of the constituent atoms of a molecule • Syn: ↑molecular weight • Topics: ↑chemistry, ↑chemical science • Hypernyms: ↑mass * * * …   Useful english dictionary

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.