A chemist designs a galvanic cell that uses these two half-reactions: standard reduction N₂(g) + 4H₂O(l)+4e¯ half-reaction 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. N₂H₂(aq) +4OH (aq) 2+ Zn²+ (aq)+2e Zn(s) Answer the following questions about this cell. Write a balanced equation for the half-reaction that O happens at the cathode. potential Exc =-1.16 V red =-0.763 V ローロ e 2 x10 7

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O ELECTROCHEMISTRY
Designing a galvanic cell from tw...
A chemist designs a galvanic cell that uses these two half-reactions:
standard reduction
|N₂(g) + 4H₂O(l) +4
N₂H₂(aq)+4OH(aq)
→ Zn(S)
Answer the following questions about this cell.
Write a balanced
equation for the
half-reaction that 0
happens at the
cathode.
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
volta under
standard
conditions?
half-reaction
If you said it was
possible to
calculate the cell
voltage, do so and
enter your answer
here. Round your
answer to 2
significant digits.
Zn²+ (aq)+2e
0
O Yes
O No
-
V
-
0 :
potential
0
"red
= -1.16 V
Ed=-0.763 V
"red
ローロ
e
X
8
x10
G
Transcribed Image Text:O ELECTROCHEMISTRY Designing a galvanic cell from tw... A chemist designs a galvanic cell that uses these two half-reactions: standard reduction |N₂(g) + 4H₂O(l) +4 N₂H₂(aq)+4OH(aq) → Zn(S) Answer the following questions about this cell. Write a balanced equation for the half-reaction that 0 happens at the cathode. 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 volta under standard conditions? half-reaction If you said it was possible to calculate the cell voltage, do so and enter your answer here. Round your answer to 2 significant digits. Zn²+ (aq)+2e 0 O Yes O No - V - 0 : potential 0 "red = -1.16 V Ed=-0.763 V "red ローロ e X 8 x10 G
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