1. Consider the following data from the analysis of mercury using cold vapor atomic absorptionspectrometry:Concentration (ppm)10.01.000.000No.ofreplicate 151520measurementsMean of S9.951.150.0124Standard deviation of 0.120.0300.0075the measurement, sThe calibration data yielded the following equation:S= 1.09CHE + 0.298Where CHg is the concentration in ppm of Hg and S is the relative intensity of the emission line ofHg. Calculate for the following:a. Calibration sensitivityb. Analytical sensitivity at 10.0 and 1.00 ppm of Hg; andС.Detection limit

Answered: Consider the following data from the…

Consider the following data from the analysis of mercury using cold vapor atomic a spectrometry: Concentration (ppm) 10.0 1.00 0.000 No. of replicate 15 15 20 measurements Mean of S 9.95 1.15 0.0124

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ISBN:9781305952300

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Chapter1: Units, Trigonometry. And Vectors

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Question

1. Consider the following data from the analysis of mercury using cold vapor atomic absorption
spectrometry:
Concentration (ppm)
10.0
1.00
0.000
No.
of
replicate 15
15
20
measurements
Mean of S
9.95
1.15
0.0124
Standard deviation of 0.12
0.030
0.0075
the measurement, s
The calibration data yielded the following equation:
S= 1.09CHE + 0.298
Where CHg is the concentration in ppm of Hg and S is the relative intensity of the emission line of
Hg. Calculate for the following:
a. Calibration sensitivity
b. Analytical sensitivity at 10.0 and 1.00 ppm of Hg; and
С.
Detection limit

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