Au3+ +3e- ↔ Au E0 = + 1,42 V Pb2+ + 2e- ↔ Pb E0 = - 0,26 V When the cell works voluntarily, A) NO3- and K+ migrate towards the Pb half cell. B) NO3- and K+ mi migrate towards the Au half cell. C) NO3- migrates towards the Pb half cell and towards the K+ Au half cell. D) NO3- migrates towards Au half cell and K+ Pb half cell.
Au3+ +3e- ↔ Au E0 = + 1,42 V Pb2+ + 2e- ↔ Pb E0 = - 0,26 V When the cell works voluntarily, A) NO3- and K+ migrate towards the Pb half cell. B) NO3- and K+ mi migrate towards the Au half cell. C) NO3- migrates towards the Pb half cell and towards the K+ Au half cell. D) NO3- migrates towards Au half cell and K+ Pb half cell.
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Au3+ +3e- ↔ Au E0 = + 1,42 V
Pb2+ + 2e- ↔ Pb E0 = - 0,26 V
When the cell works voluntarily,
A) NO3- and K+ migrate towards the Pb half cell.
B) NO3- and K+ mi migrate towards the Au half cell.
C) NO3- migrates towards the Pb half cell and towards the K+ Au half cell.
D) NO3- migrates towards Au half cell and K+ Pb half cell.
Transcribed Image Text:Volt
ON
Pb
Au
1 M Au(NO3)3
1 M Pb(NO3)3
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