Atoms, Ions and compounds

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4 Terms

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Define relative atomic mass

The weighted mean mass of an atom of an element relative to 1/12th of the mass of an atom of carbon-12

2
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Define relative isotopic mass

The mass of an isotope relative to 1/12th of the mass of an atom of carbon-12

3
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Define relative molecular mass

mass of a molecule compared to the mass of an atom of carbon-12

4
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Formula for calculating relative atomic mass

RAM = Σ(isotope mass x abundance)/100%