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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1
Transcribed Image Text:At 25 °C and 1 bar, the emf values of a cell at various molalities, m, are given as
follows:
Pt H₂(g,P°)| HCl(aq,m) | Hg₂Cl₂(s) Hg(t)
C/m
E/V
Determine
1.6077 3.0769 5.0403 7.6938 10.9474
0.6008 0.5683 0.54366 0.52267 0.50532
(i) the standard cell potential, Eº, using a graphical method.
(ii) the mean activity coefficient, y, of HCI at the concentration 5.0403 m.
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