Quantitative Chemical Analysis
Quantitative Chemical Analysis
9th Edition
ISBN: 9781464135385
Author: Daniel C. Harris
Publisher: W. H. Freeman
Question
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Chapter 21, Problem 21.AE
Interpretation Introduction

Interpretation:

A standard addition graph has to be prepared to find the concentration of Li and its uncertainty in the pure unknown.

Expert Solution & Answer
Check Mark

Explanation of Solution

The Li standard contained 1.62μgLi/mL .

Graph, that has intensity against the concentration of standard that is added has x intercept of 0.162±0.005μg/mL .  As the sample is diluted ten times, the original concentration will be 1.62±0.005μg/mL .

Quantitative Chemical Analysis, Chapter 21, Problem 21.AE

Figure 1

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