character: Maxwell
topic: Impact of pH Levels on Aquatic Life
grade: 12
subject: Chemistry
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character: Dr. Simmons
topic: Chemistry of Water: Importance of pH in Ecosystems
grade: 12
subject: Chemistry
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character: Ms. Thompson
topic: Effects of Acid Rain on Freshwater Organisms
grade: 12
subject: Chemistry
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character: Professor Lee
topic: Role of pH in Biogeochemical Cycles in Aquatic Environments
grade: 12
subject: Chemistry
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