AQA GCSE Combined Science Trilogy · 8464
Specification 5.3.1.2 · Paper 3
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GCSE Combined Science · key term
A number written before a chemical formula in a balanced equation that multiplies the whole formula.
Used by AQA
Specification 5.3.1.2 · Paper 3
When checking mass totals in an equation, multiply each relative formula mass by its balancing coefficient.
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