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GCSE Combined Science · key term
An instrument with a movable plunger used to collect and measure the volume of a gas.
Used by OCR
Specification C5.1a · Chemistry Paper 2
Revise: Determining Reaction RatesUse a conical flask connected through a bung and delivery tube to a gas syringe. Measure the acid and magnesium before starting. Add the magnesium, start the stopwatch and fit the bung promptly.
Specification C5 · Biology, Chemistry, Physics, Combined Science
A piece of apparatus with a graduated barrel and movable plunger used to collect and measure the volume of a gas.
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A gas syringe measures collected gas volume. Check that its plunger moves freely and that the tubing and bung fit securely. Choose a syringe large enough for the expected gas volume.
