Chemistry A-Level
Limiting reagents and gas volumes
What Limiting reagents and gas volumes means in Chemistry A-Level, as defined for OCR.
Definition of Limiting reagents and gas volumes
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Reference: OCR
When two reactants are given, the limiting reagent is used, and gas volume is divided by 24.0 dm³ at room temperature and pressure.
Topics that use Limiting reagents and gas volumes
- Amount of substance (OCR A-Level)
Related terms
- amount of substance
- atom economy
- Atom economy and by-products
- Concentration in mol dm⁻³
- Converting between cm³ and dm³
- Converting between moles and number of particles
- Empirical formula
- Empirical formula mass and molecular formula multiplier
Using Limiting reagents and gas volumes in the exam
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