character: Carl
topic: Basic Concepts of Chemical Reactions
grade: 9
subject: Chemistry
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character: Marie Curie
topic: Fundamentals of Chemical Reactions
grade: 9
subject: Chemistry
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character: Isaac Newton
topic: Introduction to Chemical Reactions
grade: 9
subject: Chemistry
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character: Robert Boyle
topic: Chemical Reaction Theories
grade: 9
subject: Chemistry
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