character: Mr. Dalton
topic: Balancing Chemical Equations Explained
grade: 9
subject: Chemistry
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character: Ms. Curie
topic: Understanding Coefficients in Chemical Reactions
grade: 9
subject: Chemistry
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character: Dr. Avogadro
topic: The Role of Coefficients in Stoichiometry
grade: 9
subject: Chemistry
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character: Professor Mendeleev
topic: Chemical Equations and Conservation of Mass
grade: 9
subject: Chemistry
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