character: Noah Brown
topic: Catalysts and Their Role in Reactions
grade: 9
subject: Chemistry
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character: Emily Chen
topic: Chemical Reactions and Energy Changes
grade: 9
subject: Chemistry
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character: Liam Johnson
topic: Acids, Bases, and Catalysis
grade: 9
subject: Chemistry
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character: Sophia Martinez
topic: Enzymes as Biological Catalysts
grade: 9
subject: Chemistry
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