Key term for OCR GCSE Chemistry A, used in Practical Activity Groups.
The sum of the relative atomic masses of all the atoms present in a chemical formula.
Relative formula mass (Mᵣ) appears in OCR GCSE Chemistry A revision content for Practical skills, especially Practical Activity Groups and Electrolysis Practical.
Practical skills
Electrolysis Practical
Monitoring and controlling chemical reactions
Concentration Relationships
Monitoring and controlling chemical reactions
Rearranging Equations
Monitoring and controlling chemical reactions
Quantitative Arithmetic
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