An unknown cadmium(II) solution was analyzed polarographically by the method of standard additions. A 20.00-mL sample of the unknown solution produced a diffusion current of 1.32 µA. Following addition of a 5.00- mL aliquot of 3.65 x 10-8 M Cd²+ standard solution to the unknown solution, a diffusion current of 5.30 µA was produced. Calculate the concentration of Cd²+ in the unknown solution. Concentration M

An unknown cadmium(II) solution was analyzed polarographically by the method of standard additions. A 20.00-mL sample of the unknown solution produced a diffusion current of 1.32 µA. Following addition of a 5.00- mL aliquot of 3.65 x 10-8 M Cd²+ standard solution to the unknown solution, a diffusion current of 5.30 µA was produced. Calculate the concentration of Cd²+ in the unknown solution. Concentration M

Appl Of Ms Excel In Analytical Chemistry

2nd Edition

ISBN:9781285686691

Author:Crouch

Publisher:Crouch

Chapter11: Dynamic Electrochemistry

Section: Chapter Questions

Problem 6P

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