A 0.2420 g sample cntg. Calcium is dissolver and the metal precipitated as CaC2O4. The ppt. is filtered, washed and redissolved in acid. The pH is adjusted, 25 ml of 0.0400 M EDTA added and the xcss EDTA titrated with 33.28 ml of 0.012102 M MG2+. Calculate the % Ca (40.078) in the sample.
A 0.2420 g sample cntg. Calcium is dissolver and the metal precipitated as CaC2O4. The ppt. is filtered, washed and redissolved in acid. The pH is adjusted, 25 ml of 0.0400 M EDTA added and the xcss EDTA titrated with 33.28 ml of 0.012102 M MG2+. Calculate the % Ca (40.078) in the 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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A 0.2420 g sample cntg. Calcium is dissolver and the metal precipitated as CaC2O4. The ppt. is filtered, washed and redissolved in acid. The pH is adjusted, 25 ml of 0.0400 M EDTA added and the xcss EDTA titrated with 33.28 ml of 0.012102 M MG2+. Calculate the % Ca (40.078) in the sample.
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