character: Mrs. Sarah Johnson
topic: Introduction to Reaction Rates
grade: 9
subject: Chemistry
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character: Mr. Alex Thompson
topic: Factors Affecting Reaction Rates
grade: 9
subject: Chemistry
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character: Dr. Emily Rivera
topic: Chemical Kinetics and Reaction Rates
grade: 9
subject: Chemistry
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character: Ms. Laura Green
topic: Measuring Reaction Rates in the Lab
grade: 9
subject: Chemistry
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