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A student measured reaction rate at five temperatures but always tested from low to high temperature. What is a possible problem?

Answer and explanation

Correct answer: An order effect may influence the results

Changes in apparatus or samples over time may create an effect linked to test order. In exams consider randomising the order.

Related tags

Order EffectRandomisationReaction RateTemperatureHypothesis And ExperimentationExploration: Entering The World Of Secondary ScienceExploration Entering The World Of Secondary ScienceScience

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