character: Dr. Smith
topic: The pH Scale and Its Importance
grade: 12
subject: Chemistry
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character: Ms. Johnson
topic: Understanding Acid-Base Reactions
grade: 12
subject: Chemistry
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character: Mr. Lee
topic: Applications of the pH Scale in Everyday Life
grade: 12
subject: Chemistry
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character: Dr. Patel
topic: Buffer Solutions and Their Role in Chemistry
grade: 12
subject: Chemistry
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