Give the balanced cell equation and determine & for the galvanic cells based on the following half-reactions. (Use the lowest possible coefficients. Be sure to specify states such as (aq) or (s). If a box is not needed, leave it blank.) H₂O2 + 2H+ + 2e → 2H₂O = 1.78 V 2- a. b. Cr₂O7² +14H+ +6e2 Cr³+ +7H₂O € €* = V + 2H +2e → H₂ Al³+ + 3e → Al V + + + 0.00 V = -1.66 V Numeric input field € = 1.33 V

Give the balanced cell equation and determine & for the galvanic cells based on the following half-reactions. (Use the lowest possible coefficients. Be sure to specify states such as (aq) or (s). If a box is not needed, leave it blank.) H₂O2 + 2H+ + 2e → 2H₂O = 1.78 V 2- a. b. Cr₂O7² +14H+ +6e2 Cr³+ +7H₂O € €* = V + 2H +2e → H₂ Al³+ + 3e → Al V + + + 0.00 V = -1.66 V Numeric input field € = 1.33 V

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

Give
the balanced cell equation and determine & for the galvanic cells based on the following half-reactions.
(Use the lowest possible coefficients. Be sure to specify states such as (aq) or (s). If a box is not needed, leave it blank.)
H₂O2 + 2H+ + 2e → 2H₂O
€ = 1.78 V
Cr₂O7² +14H+ + 6e- →2 Cr³+ + 7H₂O €°
1.33 V
a.
b.
2H+ + 2e
Al³+ + 3e
V
+
+
→H₂
€ = 0.00 V
→Al €° = -1.66 V
V
Numeric input field

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