character: Dr. Lee
topic: Analytical Chemistry
grade: 9
subject: Chemistry
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character: Ms. Thompson
topic: Introduction to Chromatography
grade: 9
subject: Chemistry
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character: Mr. Patel
topic: Understanding pH and its Importance
grade: 9
subject: Chemistry
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character: Dr. Kim
topic: The Principles of Titration
grade: 9
subject: Chemistry
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