character: Dr. John Doe
topic: Understanding Phase Changes in Materials
grade: 12
subject: Chemistry
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character: Ms. Jane Smith
topic: The Basics of Thermodynamics in Chemistry
grade: 12
subject: Chemistry
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character: Professor Lily White
topic: States of Matter and Phase Transitions
grade: 12
subject: Chemistry
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character: Mr. Robert Brown
topic: Energy Changes During Chemical Reactions
grade: 12
subject: Chemistry
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