character: Mr. Johnson
topic: Types of Chemical Reactions
grade: 11
subject: Chemistry
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character: Ms. Anderson
topic: Balancing Chemical Equations
grade: 11
subject: Chemistry
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character: Dr. Smith
topic: The Law of Conservation of Mass
grade: 11
subject: Chemistry
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character: Mr. Lee
topic: Reaction Rates and Equilibrium
grade: 11
subject: Chemistry
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