character: Mr. Lee
topic: Spectroscopy: Analyzing Light and Matter
grade: 9
subject: Chemistry
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character: Dr. Smith
topic: Introduction to Light and Its Properties
grade: 9
subject: Chemistry
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character: Ms. Johnson
topic: The Electromagnetic Spectrum
grade: 9
subject: Chemistry
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character: Mr. Anderson
topic: Understanding Atomic Emission Spectra
grade: 9
subject: Chemistry
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