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Relative Formula Mass

Revision as of 19:06, 2 January 2019 by NRJC (talk | contribs) (Created page with "==Key Stage 4== ===Meaning=== The '''relative formula mass''' ('''M<sub>r</sub>) of a molecule is the mass of one mole of the molecule. ===About Relative Form...")
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Key Stage 4

Meaning

The relative formula mass (Mr) of a molecule is the mass of one mole of the molecule.

About Relative Formula Mass

Relative formula mass can be calculated from the chemical formula of the molecule and the relative atomic mass of the elements.
The relative formula mass is used to find the mass of a molecule needed to perform a complete reaction with another chemical.
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