character: Mr. Davis
topic: Activation Energy and Catalysts
grade: 12
subject: Chemistry
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character: Dr. Smith
topic: Introduction to Chemical Reactions
grade: 12
subject: Chemistry
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character: Ms. Johnson
topic: Enzymes as Biological Catalysts
grade: 12
subject: Chemistry
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character: Mr. Lee
topic: The Role of Temperature in Reaction Rates
grade: 12
subject: Chemistry
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