The equation of the line for an Abs vs. [FESCN^2+] plot was determined to be y=4462.2x - 0.00329. The absorbance for an unknown concentration was 0.512. What is the concentration of FeSCN^2+ in the sample? A. 1.15 X 10^-4 B. 1.15 X 10^-6 O C. 1.23 X 10^-4 D. 1.5 X 10^-5 At equilibrium, [Fe^3+] = 3.1 X 10^-4 M and [SCN^-] = 8.6 X 10^-4 M. Using your answers from the previous question on equilibrium, what is the value of K? A. 3.19 X 10^-4 B. 431 O C. 43.1 D. 384

The equation of the line for an Abs vs. [FESCN^2+] plot was determined to be y=4462.2x - 0.00329. The absorbance for an unknown concentration was 0.512. What is the concentration of FeSCN^2+ in the sample? A. 1.15 X 10^-4 B. 1.15 X 10^-6 O C. 1.23 X 10^-4 D. 1.5 X 10^-5 At equilibrium, [Fe^3+] = 3.1 X 10^-4 M and [SCN^-] = 8.6 X 10^-4 M. Using your answers from the previous question on equilibrium, what is the value of K? A. 3.19 X 10^-4 B. 431 O C. 43.1 D. 384

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter31: Introduction To Analytical Separations

Section: Chapter Questions

Problem 31.13QAP

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