Answered: The standard addition technique was…

The standard addition technique was used for the voltammetric analysis of a Cd2+ sample. From the data listed in the table below, calculate the concentration of the Cd2+ in the sample.

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter17: Complexation And Precipitation Reactions And Titrations

Section: Chapter Questions

Problem 17.16QAP

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Question

The standard addition technique was used for the voltammetric analysis of a Cd2+ sample. From the data listed in the
table below, calculate the concentration of the Cd2+ in the sample.

Added concentration, mM
1.2
2.5
4.04
6.00
7.50
Current, mA
3.8
5.5
7.2
9.5
12.2
14.1

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