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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Question

Transcribed Image Text:R = 8.314 mol·K
F = 96,485 mol
AG° + RT · In(Q)
AE°
() · In(Q)
AG
ΔΕ
%3D
Half Reaction (Note: All given as reduction)
E° (V)
02 (g) + 4 H*(aq) + 4 e
→ 2 H20 (I0)
1.229
Z2 (s) + 2 e -
→ 2Z (aq)
0.426
(aq) + 3 e
A (s)
0.292
2 H20 (1) + 2 e
G2+
(aq) + 2 e
M2+ (aq) + 2 e
Н2 (в) + 2 ОН" (aq)
- 0.828
G (s)
- 1.245
M (s)
- 1.893
Using a U-tube, a student sets up a non-spontaneous
electrochemical cell with a battery connected to two
carbon electrodes that are submerged in 1 M MZ2 (aq)
solution (M is a metal and Z is an anion composed of
the newly discovered element Z). Use the reference
information given in the table above to answer the
following three questions.
Question 10
Oxidation will occur at the
while reduction will occur at the
Possible answers are "anode" and "cathode".
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