A 1.000-L sample of polluted water was analyzed for lead (II) ion, Pb2+, by adding an excess of sodium sulfate to it. The mass of lead (II) sulfate that precipitated was 208.4 mg. What is the mass of lead in a liter of the water? Give the answer as milligrams of lead per liter of solution. mg Pb Submit Show Tutor Steps

Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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### Interactive Example: Determining the Amount of a Species by Gravimetric Analysis

#### Problem Statement:
A 1.000-L sample of polluted water was analyzed for lead(II) ion, Pb²⁺, by adding an excess of sodium sulfate to it. The mass of lead(II) sulfate that precipitated was 208.4 mg. What is the mass of lead in a liter of the water? Give the answer as milligrams of lead per liter of solution.

- Answer: __________ mg Pb

#### Submission:
- [Submit] (Button)
- [Show Tutor Steps]

This problem utilizes gravimetric analysis to quantify the amount of lead in a water sample. Full understanding of stoichiometry and precipitation reactions is necessary to determine the final concentration of lead ions in the water sample.
Transcribed Image Text:### Interactive Example: Determining the Amount of a Species by Gravimetric Analysis #### Problem Statement: A 1.000-L sample of polluted water was analyzed for lead(II) ion, Pb²⁺, by adding an excess of sodium sulfate to it. The mass of lead(II) sulfate that precipitated was 208.4 mg. What is the mass of lead in a liter of the water? Give the answer as milligrams of lead per liter of solution. - Answer: __________ mg Pb #### Submission: - [Submit] (Button) - [Show Tutor Steps] This problem utilizes gravimetric analysis to quantify the amount of lead in a water sample. Full understanding of stoichiometry and precipitation reactions is necessary to determine the final concentration of lead ions in the water sample.
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