character: Mr. John Blue
topic: Types of Chemical Reactions
grade: 9
subject: Chemistry
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character: Ms. Mary Green
topic: Balancing Chemical Equations
grade: 9
subject: Chemistry
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character: Dr. Susan White
topic: Acids and Bases
grade: 9
subject: Chemistry
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character: Mr. Thomas Black
topic: Chemical Reaction Rates
grade: 9
subject: Chemistry
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