6. The Latimer Diagram below provides reduction potentials for sulfur in various oxidation states under standard acidic solution at 298K: 2- -025 2 0.57 SO2 0.51 0.07 S,0,- 0.60 S,0,- 0.14 H,S 0.16 0.45 a) Calculate the potential for the reduction of SO,2 to H,S under standard acidic conditions at 298K. b) Calculate the potential for the reduction of SO, to SO, under standard alkalině conditions at 298K.

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
Chapter23: Potentiometry
Section: Chapter Questions
Problem 23.20QAP: The cell Ag|AgCl(sat’d)||H+(a = x)|glass electrode has a potential of —0.2094 V when the solution in...
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6. The Latimer Diagram below provides reduction potentials for sulfur in various
oxidation states under standard acidic solution at 298K:
So,-
2- -025
S20,
2 0.57
051
SO,
2- 0.07
0,14
H,S
2 0.60
0.16
0.45
a) Calculate the potential for the reduction of SO,2 to H,S under standard acidic
conditions at 298K.
b) Calculate the potential for the reduction of SO,2 to SO, under standard alkalinė
conditions at 298K.
Transcribed Image Text:6. The Latimer Diagram below provides reduction potentials for sulfur in various oxidation states under standard acidic solution at 298K: So,- 2- -025 S20, 2 0.57 051 SO, 2- 0.07 0,14 H,S 2 0.60 0.16 0.45 a) Calculate the potential for the reduction of SO,2 to H,S under standard acidic conditions at 298K. b) Calculate the potential for the reduction of SO,2 to SO, under standard alkalinė conditions at 298K.
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