Fe3+Y4 FeY- Kf = 1.0 x1025 Cu2+Y CUY²- K₁ = 6.3 x1018 and the further information that, among the several reactants and products, only CuY²- absorbs at 750 nm, describe how Cu(II) could be used as indicator for the photometric titration of Fe(III) with H2Y². Reaction: Fe³+ + H2Y2 →FеY¯ + 2H

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
Chapter14: Applications Of Ultraviolet-visible Molecular Absorption Spectrometry
Section: Chapter Questions
Problem 14.20QAP: Given the Information that Fe3++Y4FeYKi=1.01025Cu2++Y4CuY2Ki=6.31018 and the further information...
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Fe3+Y4
FeY-
Kf = 1.0 x1025
Cu2+Y
CUY²-
K₁ = 6.3 x1018
and the further information that, among the several reactants and products, only CuY²-
absorbs at 750 nm, describe how Cu(II) could be used as indicator for the photometric
titration of Fe(III) with H2Y². Reaction: Fe³+ + H2Y2 →FеY¯ + 2H
Transcribed Image Text:Fe3+Y4 FeY- Kf = 1.0 x1025 Cu2+Y CUY²- K₁ = 6.3 x1018 and the further information that, among the several reactants and products, only CuY²- absorbs at 750 nm, describe how Cu(II) could be used as indicator for the photometric titration of Fe(III) with H2Y². Reaction: Fe³+ + H2Y2 →FеY¯ + 2H
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