character: Professor Smith
topic: The Role of Electrons in Chemical Reactions
grade: 9
subject: Chemistry
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character: Dr. Johnson
topic: Basic Principles of Chemical Bonding
grade: 9
subject: Chemistry
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character: Ms. Lee
topic: The Importance of Electrons in Electricity
grade: 9
subject: Chemistry
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character: Mr. Patel
topic: Chemical Equations and Electron Transfers
grade: 9
subject: Chemistry
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