Limiting reactant
What Limiting reactant means in Combined Science GCSE, as defined for AQA.
Definitions of Limiting reactant
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Reference: AQA
The reactant that is used up first and therefore determines the maximum amount of product it is possible to obtain.
Where a reactant is in excess, this reactant determines the amount of product formed.
Topics that use Limiting reactant
- Amounts of substances in equations (HT only) (AQA GCSE)
- Limiting reactants (HT only) (AQA GCSE)
Related terms
- Mole ratio
- Balanced symbol equation
- Conservation of mass
- Mass in grams
- Mole calculations
- Relative formula mass
- Subscripts
- Balanced equations as mole ratios
Using Limiting reactant in the exam
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