character: Joseph Priestley
topic: Discovery of Oxygen
grade: 11
subject: Chemistry
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character: Antoine Lavoisier
topic: Role of Oxygen in Respiration
grade: 11
subject: Chemistry
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character: William Henry
topic: Gas Laws and Behaviour of Gases
grade: 11
subject: Chemistry
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character: Robert Boyle
topic: Boyle's Law and its Implications in Chemistry
grade: 11
subject: Chemistry
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