BRAINCAKERelative Atomic Mass
Because most elements have more than one isotope and naturally occurring elements have different proportions of each isotope, the relative atomic mass is used for calculations involving the mass of atoms.:
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Key terms in this lesson
- Isotopes
- Atoms of the same element with the same number of protons but different numbers of neutrons.
More in Atoms, Ions and Compounds
- Isotopes
- Ions
- Carbon-12
- Relative Isotopic Mass
- The Mass Spectrometer
- Calculating Relative Atomic Mass
- Chemical Formulae
- Polyatomic ions
All 17 lessons in Atoms, Ions and Compounds · All OCR AS-level Chemistry topics