To calculate the unknown concentration of a chemical in a solid sample, 4 different calibration curves were plot using 4 different methods. Which of the following method is considered as acceptable?
To calculate the unknown concentration of a chemical in a solid sample, 4 different calibration curves were plot using 4 different methods. Which of the following method is considered as acceptable?
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
To calculate the unknown concentration of a chemical in a solid sample, 4 different calibration
curves were plot using 4 different methods. Which of the following method is considered as
acceptable?
a. Method 4, R? = 0.998
b. Method 1, R2 = 0.650
c. Method 2. R' = 0.890
d. Method 3, R' = 0.169
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