Learning objective
(chemistry only) (HT only) Calculate the volume of a gas at room temperature and pressure from its amount in moles.
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Topic
Use of amount of substance in relation to volumes of gases (chemistry only) (HT only)
Subtopic
Gas volumes and amount of substance
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Quick explanation
(chemistry only) (HT only) Calculate the volume of a gas at room temperature and pressure from its amount in moles
- This point belongs to Use of amount of substance in relation to volumes of gases (chemistry only) (HT only), especially Gas volumes and amount of substance.
- You need to be able to (chemistry only) (HT only) Calculate the volume of a gas at room temperature and pressure from its amount in moles.
- The key ideas to know are chemistry only, mole, and room temperature and pressure.
- Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.
Key concepts
Why it matters
This objective helps connect Gas volumes and amount of substance to exam-style questions, flashcards, and revision notes for Use of amount of substance in relation to volumes of gases (chemistry only) (HT only).
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What should you know about (chemistry only) (HT only) Calculate the volume of a gas at room temperature and pressure from its amount in moles?
Direct answer
In Chemistry, this page helps you answer questions about (chemistry only) (HT only) Calculate the volume of a gas at room temperature and pressure from its amount in moles within Use of amount of substance in relation to volumes of gases (chemistry only) (HT only). Focus on the key process, correct scientific terms, and how the idea links to exam-style questions. Key terms to check are mole and 24 dm3.
Key terms
- mole: A unit of measurement for amount of substance, defined as containing exactly 6.022 x 10^23 particles.
- 24 dm3: The volume occupied by one mole of any gas at room temperature and pressure. In Gas volumes and amount of substance, this term helps explain (chemistry only) (HT only) Calculate the volume of a gas at room temperature and pressure from its amount in moles for AQA GCSE Chemistry 8462 Unit 4.3.
Common trap
Volume Calculation Mistake: Always remember to use the fact that one mole of any gas at room temperature and pressure occupies 24 dm3 when calculating gas volumes.
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Revision notestopic notes
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Open revision notesRelated learning objectives
- (chemistry only) (HT only) State that equal amounts in moles of gases occupy the same volume under the same temperature and pressure conditions.
Gas volumes and amount of substance
- (chemistry only) (HT only) State that one mole of any gas at room temperature and pressure occupies 24 dm3.
Gas volumes and amount of substance
- (chemistry only) (HT only) Calculate the volume of a gas at room temperature and pressure from its mass and relative formula mass.
Gas volumes and amount of substance
- (chemistry only) (HT only) Calculate amount in moles from gas volume at room temperature and pressure.
Gas volumes and amount of substance
- (chemistry only) (HT only) Calculate volumes of gaseous reactants and products from a balanced equation.
Gas volumes and amount of substance