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Class 9 Science Exploration: Entering the World of Secondary Science Variables in an experimentHard

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If the effect of acid concentration on the reaction rate with a metal is being tested which pair is correct?

Answer and explanation

Correct answer: Independent variable acid concentration and dependent variable reaction rate

Acid concentration is changed and reaction rate is measured. The changed factor is independent and the measured outcome is dependent.

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Independent Dependent Variables Reaction Rate Acid Variables In An Experiment Exploration: Entering The World Of Secondary Science Exploration Entering The World Of Secondary Science Science Class 9 Mcq

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