Standard reduction potentials for zinc (II) and copper(II) The standard reduction potential for a substance indicates how readily that substance gains electrons relative to other substances at standard conditions. Consider the following: Zn²+ (aq) + 2e¯→Zn(s), E° Cu²+ (aq) + 2e¯¯→Cu(s), Part B What is the standard potential, E cell, for this galvanic cell? Use the given standard reduction potentials in your calculation as appropriate. Express your answer to three decimal places and include the appropriate units. ►View Available Hint(s) E cell = HÅ Value red = = -0.763 V Ered=+0.337 V Units ?
Standard reduction potentials for zinc (II) and copper(II) The standard reduction potential for a substance indicates how readily that substance gains electrons relative to other substances at standard conditions. Consider the following: Zn²+ (aq) + 2e¯→Zn(s), E° Cu²+ (aq) + 2e¯¯→Cu(s), Part B What is the standard potential, E cell, for this galvanic cell? Use the given standard reduction potentials in your calculation as appropriate. Express your answer to three decimal places and include the appropriate units. ►View Available Hint(s) E cell = HÅ Value red = = -0.763 V Ered=+0.337 V Units ?
Biochemistry
9th Edition
ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
Section: Chapter Questions
Problem 1P
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Question
3L9
Transcribed Image Text:Standard reduction potentials for zinc(II) and copper(II)
The standard reduction potential for a substance indicates how readily that substance gains electrons
relative to other substances at standard conditions. Consider the following:
Zn2 2+(aq)+2e →Zn(s),
Part B
E cell =
What is the standard potential, E cell, for this galvanic cell? Use the given standard reduction
potentials in your calculation as appropriate.
Express your answer to three decimal places and include the appropriate units.
► View Available Hint(s)
Submit
2+
Cu²+ (aq) +2e¯→Cu(s),
0
O
μA
Value
Ered=-0.763 V
= +0.337 V
Ered=
Units
?
Expert Solution
Step 1: Interpretation of the question
The given question relates to E0cell
E0cell = E0cathode - E0anode
E0 indicates standard reduction potential.
Step by step
Solved in 3 steps with 1 images
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