relative atomic mass

relative atomic mass

English

Noun

relative atomic mass

1. (physics) 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 A_r; abbreviation RAM or r.a.m. For elements with several isotopes, the most stable isotope is treated as the representative.

Synonyms

• atomic weight (deprecated synonym)

Coordinate terms

• atomic mass
• atomic number
• standard atomic weight

Translations

ratio

Chinese: Mandarin: 相對原子質量 (zh), 相对原子质量 (zh) (xiāngduì yuánzǐ zhìliàng) Danish: please add this translation if you can Finnish: suhteellinen atomimassa French: masse atomique relative f, poids atomique (fr) m Indonesian: massa atom relatif Irish: mais adamhach choibhneasta f Portuguese: massa atómica relativa f (European), massa atômica relativa f (Brazilian) Romanian: masă atomică relativă f Spanish: peso atómico (es)