character: Dr. Emma Roth
topic: Introduction to Analytical Chemistry
grade: 11
subject: Chemistry
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character: Professor Liam Chen
topic: Basics of Chromatography in Separation Techniques
grade: 11
subject: Chemistry
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character: Ms. Sarah Patel
topic: Advanced Techniques in Spectroscopy
grade: 11
subject: Chemistry
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character: Mr. Tom Johnson
topic: Applications of Separation Techniques in Real Life
grade: 11
subject: Chemistry
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