character: Professor Proton
topic: Understanding Exothermic and Endothermic Reactions
grade: 9
subject: Chemistry
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character: Professor Proton
topic: Chemical Energy and Reactions
grade: 9
subject: Chemistry
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character: Professor Proton
topic: Heat Transfer in Reactions
grade: 9
subject: Chemistry
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character: Professor Proton
topic: Thermodynamics in Chemistry
grade: 9
subject: Chemistry
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