Chemistry A-Level
Gas volume measurement
What Gas volume measurement means in Chemistry A-Level, as defined for OCR.
Definition of Gas volume measurement
Check what you remember
Read the wording for your board, then hide it and explain Gas volume measurement in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
Collect gas over water in an inverted measuring cylinder or use a gas syringe, reading the volume at room temperature and pressure.
Topics that use Gas volume measurement
- 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 Gas volume measurement in the exam
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