Following is a table of data showing the absorbance of a solution of cobalt(II) ion at different concentrations at a wavelength of 510 nm. . Absorbance Concentration (M) 0.450 0.044 0.691 0.072 0.894 0.096 1.210 0.125 You are given a solution of unknown concentration containing cobalt(II) ions, which gives you an absorbance of 0.67. Calculate the unknown conc., using data from the table given above. (A = kC). Use the average ‘k’ value from the above set of data.
Following is a table of data showing the absorbance of a solution of cobalt(II) ion at different concentrations at a wavelength of 510 nm. . Absorbance Concentration (M) 0.450 0.044 0.691 0.072 0.894 0.096 1.210 0.125 You are given a solution of unknown concentration containing cobalt(II) ions, which gives you an absorbance of 0.67. Calculate the unknown conc., using data from the table given above. (A = kC). Use the average ‘k’ value from the above set of data.
Chemistry & Chemical Reactivity
9th Edition
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter4: Stoichiometry: Quantitative Information About Chemical Reactions
Section4.8: Stoichiometry Of Reactions In Aqueous Solution-titrations
Problem 2RC
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Following is a table of data showing the absorbance of a solution of cobalt(II) ion at different concentrations at a wavelength of 510 nm.
.
Absorbance Concentration (M) |
0.450 0.044 |
0.691 0.072 |
0.894 0.096 |
1.210 0.125 |
You are given a solution of unknown concentration containing cobalt(II) ions, which gives you an absorbance of 0.67.
Calculate the unknown conc., using data from the table given above.
(A = kC). Use the average ‘k’ value from the above set of data.
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