chemist designs a galvanic cell that uses these two half-reactions: half-reaction 1 Write a balanced tion for the Br₂(1)+2e MnO4(aq) + 2 H₂O(1)+3e MnO₂(s)+4OH (aq) 2 Br (aq) Answer the following questions about this cell. standard reduction potential red = +1.065 V Ered = +0.59 V To
chemist designs a galvanic cell that uses these two half-reactions: half-reaction 1 Write a balanced tion for the Br₂(1)+2e MnO4(aq) + 2 H₂O(1)+3e MnO₂(s)+4OH (aq) 2 Br (aq) Answer the following questions about this cell. standard reduction potential red = +1.065 V Ered = +0.59 V To
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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Designing a galvanic cell from two half reactions. #4
Transcribed Image Text:happ
cath.
the
Write a balanced
equation for the
half-reaction that
happens at the
anode.
Write a balanced
equation for the
overall reaction
that powers the
cell. Be sure the
reaction is
spontaneous as
written.
Do you have
enough
information to
calculate the cell
voltage under
standard
conditions?
If you said it was
possible to
calculate the cell
voltage, do so and
enter your answer
here. Be sure your
answer has the
correct number of
significant digits.
0
Yes
No
Ov
Transcribed Image Text:A chemist designs a galvanic cell that uses these two half-reactions:
Write a balanced
equation for the
half-reaction that 0
happens at the
cathode.
Br₂(1)+2e
MnO4(aq) + 2 H₂O(1)+3e MnO2(s)+4 OH (aq)
Write a balanced
equation for the
half-reaction that 0
happens at the
anode.
Answer the following questions about this cell.
Write a balanced
equation for the
overall reaction
that powers the
cell. Be sure the
reaction is
spontaneous as
written.
half-reaction
Do you have
enough
information to
calculate the cell
voltage under
standard
conditions?
Explanation
Yes
-
No
2 Br (aq)
Check
standard reduction potential
E = +1.065 V
0
"red
E
red
= +0.59 V
7->
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