character: Professor Chemwave
topic: Reactivity of Metals
grade: 9
subject: Chemistry
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character: Dr. Elementia
topic: Periodic Table Trends
grade: 9
subject: Chemistry
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character: Captain Catalyst
topic: Chemical Reactions and Rates
grade: 9
subject: Chemistry
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character: Ms. Molecule
topic: Bonding and Intermolecular Forces
grade: 9
subject: Chemistry
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