Test Tube Number Cobalt Chloride Concentration (mol/mL) Absorbance at 510 nm 1 0.000 0.000 2 0.009 0.042 3 0.018 0.92 4 0.027 0.139 5 6 0.036 0.045 0.190 0.236 7 (Unknown) 0.151
Test Tube Number Cobalt Chloride Concentration (mol/mL) Absorbance at 510 nm 1 0.000 0.000 2 0.009 0.042 3 0.018 0.92 4 0.027 0.139 5 6 0.036 0.045 0.190 0.236 7 (Unknown) 0.151
Principles of Instrumental Analysis
7th Edition
ISBN:9781305577213
Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Chapter11: Atomic Mass Spectrometry
Section: Chapter Questions
Problem 11.9QAP
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1. what is the conclusion of this experiment
Spectrophotometric of a Cobalt Chloride Solution Analysis
Table 1 Absorption Spectrum of Cobalt Chloride Using a Spectrophotometer
|
Wavelength |
Absorbance |
|
400 410 420 430 440 450 460 370 480 490 500 510 520 530 540 550 560 570 580 590 600 610 620 630 640 650 660 670 680 690 700 |
0.036 0.044 0.063 0.095 0.147 0.215 0.284 0.329 0.362 0.402 0.450 0.479 0.464 0.398 0.314 0.216 0.142 0.087 0.054 0.041 0.036 0.036 0.034 0.028 0.030 0.023 0.023 0.023 0.014 0.014 0.011
|
|
Test Tube Number |
Cobalt Chloride Concentration (mol/mL) |
Absorbance at 510 nm |
|
|
|
|
|
1 |
0.000 |
0.000 |
|
2 |
0.009 |
0.042 |
|
3 |
0.018 |
0.92 |
|
4 |
0.027 |
0.139 |
|
5 6 |
0.036 0.045 |
0.190 0.236 |
|
7 |
(Unknown) |
0.151
|
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