A 5.12-g pesticide sample was decomposed and then dilute to 200-mL to determine its Cu²* contents. The analysis was completed by treating aliquots as indicated: Volume of sample, mL Volume of 3.82 ppm Cu²*, mL Signal 50.0 0.00 0.512 50.0 4.00 0.844 a. Calculate the percentage of copper in the pesticide sample. b. What assumption did you make in calculating the concentration of copper in your sample?

A 5.12-g pesticide sample was decomposed and then dilute to 200-mL to determine its Cu²* contents. The analysis was completed by treating aliquots as indicated: Volume of sample, mL Volume of 3.82 ppm Cu²*, mL Signal 50.0 0.00 0.512 50.0 4.00 0.844 a. Calculate the percentage of copper in the pesticide sample. b. What assumption did you make in calculating the concentration of copper in your sample?

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

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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