Experiments to measure the rate of reaction
2 marks · EasyIn an experiment, a student collects 36 cm³ of carbon dioxide gas in 3 minutes. Calculate the average rate of reaction in cm³/min.
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12 cm^3/min (±0)
Must show: unit: cm^3/min
Common mistakes: Incorrectly dividing by seconds instead of minutes; Not including units
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Marking points
M1 · 1 mark · Uses average rate formula: divides volume by time.
A1 · 1 mark · Correct answer of 12 cm³/min.
Worked solution