character: Emily
topic: Determining Molar Mass of Unknown Compounds
grade: 9
subject: Chemistry
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character: Mr. Johnson
topic: Calculating Molar Mass with the Periodic Table
grade: 9
subject: Chemistry
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character: Sarah
topic: Introduction to Empirical and Molecular Formulas
grade: 9
subject: Chemistry
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character: Dr. Lee
topic: Techniques for Identifying Unknown Substances
grade: 9
subject: Chemistry
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