Principles of Instrumental Analysis
7th Edition
ISBN: 9781305577213
Author: Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher: Cengage Learning
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Chapter 13, Problem 13.8QAP
At 580 nm, which is the wavelength of its maximum absorption, the complex Fe(SCN)2+ has a molar absorptivity of 7.00 × I03L cm-1 mol-1.Calculate
(a) the absorbance of a 4.47 × 10-5 M solution of the complex at 580 nm in a 1.00-cm cell.
(b) the absorbance of a solution in a 2.50-cm cell in which the concentration of the complex is one half that in(a).
(c) the percent transmittance of the solutions described in (a) and (b).
(d) the absorbance of a solution that has half the transmittance of that described in (a).
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At 580 nm, the wavelength of its maximum absorption, the complex Fe(SCN)2+ has a molar absorptivity of 7.00x 103 L cm-1 mol-1. Calculate (a) the absorbance of a 3.40 x 10–5 M solution of the complex at 580 nm in a 1.00-cm cell. (b) the absorbance of a solution in which the concentration of the complex is twice that in (a). (c) the transmittance of the solutions described in (a) and (b). (d) the absorbance of a solution that has half the transmittance of that described in (a).
At 580 nm, the wavelength of its maximum absorption, the complex Fe(SCN)2+ has a molar absorptivity of 7.00 X 103 L mol-1 cm-1. Calculate
(a) the absorbance of a 2.50 X 10-5 M solution of the complex at 580 nm in a 1.00-cm cell.
(b) the absorbance of the solution in which the concentration of the complex is twice that in part (a)
(c) the transmittance of the solutions described in parts (a) and (b)
(d) the absorbance of a solution that has half the transmittance of that described in part (a)
answer letter d please
At 580 nm, the wavelength of its maximum absorption, the complex Fe(SCN)2+ has a molar absorptivity of 7.00 X 103 L mol-1 cm-1. Calculate
(a) the absorbance of a 2.50 X 10-5 M solution of the complex at 580 nm in a 1.00-cm cell.
(b) the absorbance of the solution in which the concentration of the complex is twice that in part (a)
(c) the transmittance of the solutions described in parts (a) and (b)
(d) the absorbance of a solution that has half the transmittance of that described in part (a)
Chapter 13 Solutions
Principles of Instrumental Analysis
Ch. 13 - Prob. 13.1QAPCh. 13 - Prob. 13.2QAPCh. 13 - Prob. 13.3QAPCh. 13 - Prob. 13.4QAPCh. 13 - Prob. 13.5QAPCh. 13 - Prob. 13.6QAPCh. 13 - Prob. 13.7QAPCh. 13 - At 580 nm, which is the wavelength of its maximum...Ch. 13 - Prob. 13.9QAPCh. 13 - Zinc(II) and the ligand L form a 1:1 complex that...
Ch. 13 - The equilibrium constant for the conjugate...Ch. 13 - The equilibrium constant for the reaction...Ch. 13 - Prob. 13.13QAPCh. 13 - Prob. 13.14QAPCh. 13 - Prob. 13.15QAPCh. 13 - Prob. 13.16QAPCh. 13 - Prob. 13.17QAPCh. 13 - Prob. 13.18QAPCh. 13 - Prob. 13.19QAPCh. 13 - Prob. 13.20QAPCh. 13 - Prob. 13.21QAPCh. 13 - Prob. 13.22QAPCh. 13 - Prob. 13.23QAPCh. 13 - Prob. 13.24QAPCh. 13 - Prob. 13.25QAPCh. 13 - Prob. 13.26QAPCh. 13 - Prob. 13.27QAP
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