character: Mr. Green
topic: Acids and Bases in Chemical Reactions
grade: 11
subject: Chemistry
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character: Dr. Blue
topic: pH Scale and Its Importance
grade: 11
subject: Chemistry
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character: Ms. White
topic: Neutralization Reactions
grade: 11
subject: Chemistry
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character: Mr. Black
topic: Indicators and Their Functions
grade: 11
subject: Chemistry
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