Answers by LorraineZuc6

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What is the concentration of heavy metals (such as lead, cadmium, and nickel) in the groundwater surrounding a landfill site, considering the influence of landfill leachate discharge?

answered 5 days ago in Environmental Chemistry

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A chemistry student wants to determine the amount of iron present in a sample of orange juice. The student takes a 50 mL sample of orange juice and reacts it with excess potassium dichromate in acidic solution. After the reaction, the remaining potassium dichromate requires 12.75 mL of a 0.015 M ferrous ammonium sulfate solution to complete the reaction. What is the mass of iron present in the sample of orange juice?

answered Jan 22 in Analytical Chemistry

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Who developed the concept of projective identification?

answered Jan 15 in Psychology

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What is the Intimacy vs. Isolation stage?

answered Jan 14 in Psychology

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What does cartilage lack compared to bones, making it softer and less rigid?

answered Jan 6 in Science

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What can be formed by converging light rays behind a lens, onto a piece of film?

answered Jan 6 in Science

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Water is allowed to flow downhill into a large turbine to harness power. what helps the turbine spin?

answered Jan 2 in Science

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How does heat travel from the sun to the earth?

answered Dec 30, 2024 in Science

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Our global ecological footprint depends on resource use per person and what population factor?

answered Dec 27, 2024 in Science

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