character: Ms. Johnson
topic: Introduction to Atoms and Molecules
grade: 9
subject: Chemistry
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character: Mr. Smith
topic: The Structure of Atoms
grade: 9
subject: Chemistry
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character: Dr. Lee
topic: Chemical Bonds and Reactions
grade: 9
subject: Chemistry
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character: Ms. Davis
topic: States of Matter and Molecule Interaction
grade: 9
subject: Chemistry
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