character: Ms. Johnson
topic: Understanding Activation Energy and its Impact on Reactions
grade: 9
subject: Chemistry
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character: Mr. Smith
topic: The Role of Catalysts in Lowering Activation Energy
grade: 9
subject: Chemistry
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character: Mrs. Lee
topic: Factors Affecting Reaction Rates: Temperature and Concentration
grade: 9
subject: Chemistry
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character: Dr. Brown
topic: Exploring Endothermic vs Exothermic Reactions and Energy Changes
grade: 9
subject: Chemistry
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