What is another word for atomic mass?
Pronunciation: [ɐtˈɒmɪk mˈas] (IPA) 
Atomic mass refers to the mass of an atom, measured in atomic mass units. Synonyms for atomic mass include atomic weight, relative atomic mass, and proton number. These terms all describe the same concept, but they are used in different contexts. Atomic weight is used to describe the typical weight of an element's atoms and is calculated based on the isotopes of the element. Relative atomic mass is used to describe the mass of an atom compared to the mass of a carbon-12 atom. Proton number is used to describe the number of protons in an atom's nucleus. Understanding these synonyms is important for understanding the properties and behavior of atoms.
