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Q1 / 5
Rates of reaction
Foundation
2 marks
A student investigates the reaction between marble chips and hydrochloric acid. How could they measure the rate of reaction?
A
Measure gas (CO₂) produced over time using a gas syringe, or monitor mass loss on a balance
B
Only measure the temperature change during the reaction
C
Count the number of marble chips before and after
D
Measure the colour change of the solution
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