character: Ms. Emily Brown
topic: Measuring Acidity and Basicity: Practical Lab Techniques
grade: 12
subject: Chemistry
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character: Mr. John Smith
topic: Understanding pH Scale and Its Applications
grade: 12
subject: Chemistry
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character: Dr. Sarah Johnson
topic: Titration Techniques for Acid-Base Reactions
grade: 12
subject: Chemistry
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character: Ms. Lisa Green
topic: Indicators and Their Use in Identifying pH Levels
grade: 12
subject: Chemistry
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