A 50.0 ml. sample containing Cd?+ and Mn2+ was treated with 59.5 mL of 0.0400 M EDTA. Titration of the excessunreacted EDTA required 17.0 mL of 0.0220 M Ca?+. The Cd+ was displaced from EDTA by the addition of an excess ofCN. Titration of the newly freed EDTA required 20.4 mL of 0.0220 M Ca*, What are the concentrations of Cd* andMn2+ in the original solution?concentration: 0.00898M Mn+Incorrectconcentration:0.0311M Cd+Incorrect

The question is based on concept of complexometric titrations. it involves the quantitative…

CN. Titration of the newly freed EDTA required 20.4 mL of 0.0220 M Ca+, What are the concentrations of Cd* and Mn* in the original solution? concentration: 0.00898 M Mn+ Incorrect concentration: 0.0311 M Ca Incorrect

CN. Titration of the newly freed EDTA required 20.4 mL of 0.0220 M Ca+, What are the concentrations of Cd* and Mn* in the original solution? concentration: 0.00898 M Mn+ Incorrect concentration: 0.0311 M Ca Incorrect

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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Question

A 50.0 ml. sample containing Cd?+ and Mn2+ was treated with 59.5 mL of 0.0400 M EDTA. Titration of the excess
unreacted EDTA required 17.0 mL of 0.0220 M Ca?+. The Cd+ was displaced from EDTA by the addition of an excess of
CN. Titration of the newly freed EDTA required 20.4 mL of 0.0220 M Ca*, What are the concentrations of Cd* and
Mn2+ in the original solution?
concentration: 0.00898
M Mn+
Incorrect
concentration:
0.0311
M Cd+
Incorrect

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