character: Professor John Smith
topic: Reaction Enthalpy and Thermochemistry
grade: 12
subject: Chemistry
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character: Dr. Emily Wang
topic: Heat of Reactions and Calorimetry
grade: 12
subject: Chemistry
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character: Mr. David Lee
topic: Definition and Calculation of Enthalpy Changes
grade: 12
subject: Chemistry
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character: Ms. Sarah Johnson
topic: Applications of Thermochemistry in Everyday Life
grade: 12
subject: Chemistry
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