character: Dr. Emily Chen
topic: Thermodynamics in Phase Changes
grade: 12
subject: Chemistry
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character: Mr. David Smith
topic: Energy Transfer During Phase Changes
grade: 12
subject: Chemistry
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character: Ms. Laura Johnson
topic: The Role of Temperature in Phase Changes
grade: 12
subject: Chemistry
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character: Dr. Sarah Lee
topic: Understanding Heat and Work in Phase Changes
grade: 12
subject: Chemistry
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