character: Alfred Wegener
topic: Theory of Continental Drift
grade: 12
subject: Chemistry
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character: Van der Waals
topic: Intermolecular Forces in Physical Chemistry
grade: 12
subject: Chemistry
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character: Robert Brown
topic: Brownian Motion and Chemical Kinetics
grade: 12
subject: Chemistry
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character: Svante Arrhenius
topic: Arrhenius Equation in Physical Chemistry
grade: 12
subject: Chemistry
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