AQA GCSE Combined Science Trilogy · 8464
Specification 5.3.1.2, 5.3.2.1, 5.3.2.2, 5.3.2.3 · Paper 3
- Revise: Relative Formula Mass
The sum of the relative atomic masses of all the atoms in the numbers shown in a chemical formula. Its symbol is , and it has no unit.
- Revise: Moles
The sum of the relative atomic masses of all the atoms shown in a substance’s chemical formula. It has no unit.
- Revise: Amounts of Substances in Equations
The sum of the relative atomic masses of all the atoms in a chemical formula. It has no unit; its numerical value equals the mass of one mole of the substance in grams.