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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Transcribed Image Text:What is the intercept of the linear regression line?
b =
What is the concentration of a solution with an absorbance of 0.693?
concentration:
What is the concentration of a solution with an absorbance of 1.047?
concentration:
M
M

Transcribed Image Text:© Macmillan Learning
The spectroscopic data in the table is generated with five solutions of known concentration.
Concentration (M)
0.0163
m =
0.0326
0.0652
0.130
0.261
Absorbance
0.1233
0.2143
0.5231
0.8887
2.008
Use a spreadsheet program, such as Microsoft Excel, to graph the data points and determine the equation of the best-fit line.
What is the slope of the linear regression line formed by these points?
M-1
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