Calculate the standard potential for the half-reaction below if the solubility product constant for CuBr is 5.2 x 10 -9: а. CuBr(s)+ e Cu(s) + Br2 b. Give a schematic representation of a cell with a copper indicator electrode and a reference SCE that could be used for th determination of Br 2. c. Derive an equation that relates the measured potential of the cell in (b) to pBr (assume that the junction potential is zero). d. Calculate the pBr of a bromide-containing solution that is saturated with CuBr and contained in the cell described in (b) if the resultir

Principles of Instrumental Analysis
7th Edition
ISBN:9781305577213
Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
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Chapter23: Potentiometry
Section: Chapter Questions
Problem 23.14QAP
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Calculate the standard potential for the half-reaction below if the solubility product constant for CuBr is 5.2 x 10 9:
a.
CuBr(s)+ e
Cu(s) + Br2
b.
Give a schematic representation of a cell with a copper indicator electrode and a reference SCE that could be used for the
determination of Br 2.
Derive an equation that relates the measured potential of the cell in (b) to pBr (assume that the junction potential is zero).
Calculate the pBr of a bromide-containing solution that is saturated with CuBr and contained in the cell described in (b) if the resulting
C.
d.
potential is -0.095V.
Transcribed Image Text:Calculate the standard potential for the half-reaction below if the solubility product constant for CuBr is 5.2 x 10 9: a. CuBr(s)+ e Cu(s) + Br2 b. Give a schematic representation of a cell with a copper indicator electrode and a reference SCE that could be used for the determination of Br 2. Derive an equation that relates the measured potential of the cell in (b) to pBr (assume that the junction potential is zero). Calculate the pBr of a bromide-containing solution that is saturated with CuBr and contained in the cell described in (b) if the resulting C. d. potential is -0.095V.
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