relative atomic mass

Noun CEFR C1

Definitions

The ratio of the average mass per atom of the naturally occurring form of an element to 1/12 of the mass of a carbon-12 atom. Symbol Aᵣ; abbreviation RAM or r.a.m. For elements with several isotopes, the most stable isotope is treated as the representative.

Equivalents

Españolpeso atómico

Françaispoids atomique

Portuguêsmassa atómica relativa

5 more languages

Cymraegmàs atomig cymharol

Gaeilgemais adamhach choibhneasta

ქართულიფარდობითი ატომური მასა

Românămasă atomică relativă

Svenskarelativ atommassa

CEFR level

C1

Advanced
This word is part of the CEFR C1 vocabulary — advanced level.

See all C1 English words →

See also

relative bearing relative bearing grease relative clause relative complement relative dating relative density

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