character: Professor Sarah Jenkins
topic: Impact of Nutrient Runoff on Water pH Levels
grade: 12
subject: Chemistry
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character: Dr. Emily Carter
topic: Effects of Eutrophication on Aquatic Ecosystems
grade: 12
subject: Chemistry
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character: Mr. John Smith
topic: Chemical Properties of Water and pH Variability
grade: 12
subject: Chemistry
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character: Dr. Lisa Reynolds
topic: Role of Agricultural Practices in Water Quality
grade: 12
subject: Chemistry
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