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:The concentration and absorbance data below were collected for compound
X. A sample of compound X of unknown concentration has a corrected
average absorbance of 0.5621 (three replicate measurements). Calculate the
calibration sensitivity?
Concentration
Absorbance
(mg/mL)
0.422
10
0.510
15
0.621
0.2335
0.0199
O 0.00567
O 0.045

Transcribed Image Text:Which of the following statements is true of the detection limit of an
instrument?
O The detection limit of an instrument is the same as its sensitivity.
O The detection limit of an instrument is a measure of ability to determine whether
slight differences in experimental results are significant.
O The detection limit of an instrument is the smallest amount of analyte that the
instrument is able to measure.
O The detection limit of an instrument is the ability of the instrument to respond to
an error.
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