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Class 9 Science Exploration: Entering the World of Secondary Science Hypothesis and experimentationHard

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A student investigates whether acid concentration affects reaction rate. What is the most suitable measure of the rate?

Answer and explanation

Correct answer: Volume of gas produced in a fixed time

The volume of gas produced in a fixed time is a measurable indicator of reaction rate. In exams choose a time-based measure for rate.

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Reaction Rate Acid Concentration Gas Volume Dependent Variable Hypothesis And Experimentation Exploration: Entering The World Of Secondary Science Exploration Entering The World Of Secondary Science Science

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