Consider the following cell diagram. Mn(s) | Mn2*(1 M) || Cr³*(1 M) | Cr(s) What reaction would be taking place at the cathode? а. Cr(s) → Cr3+ + 3e b. Mn2+ + 2e → Mn(s) O c. Cr3+ + 3e → Cr(s) O d. 3MN2* + 2Cr(s) → 3Mn(s) + 2Cr3+ е. Mn(s) – Mn2+ + 2e QUESTION 4 Consider a reaction with a standard potential of E° cell. If the concentrations of the products of the reaction are increased, then O a. Ecell and Ecell will remain the same b. cell E° will increase O c. cell E° will decrease d. Ecell will increase O e. Ecell will decrease

Consider the following cell diagram. Mn(s) | Mn2(1 M) || Cr³(1 M) | Cr(s) What reaction would be taking place at the cathode? а. Cr(s) → Cr3+ + 3e b. Mn2+ + 2e → Mn(s) O c. Cr3+ + 3e → Cr(s) O d. 3MN2* + 2Cr(s) → 3Mn(s) + 2Cr3+ е. Mn(s) – Mn2+ + 2e QUESTION 4 Consider a reaction with a standard potential of E° cell. If the concentrations of the products of the reaction are increased, then O a. Ecell and Ecell will remain the same b. cell E° will increase O c. cell E° will decrease d. Ecell will increase O e. Ecell will decrease

Chemistry

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ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

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Chapter18: Electrochemistry

Section: Chapter Questions

Problem 153CP: Consider the following galvanic cell: A 15 0-mole sample of NH is added to the Ag compartment...

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Please help with both questions!!

Consider the following cell diagram.
Mn(s) | Mn2*(1 M) || Cr³*(1 M) | Cr(s)
What reaction would be taking place at the cathode?
а.
Cr(s) → Cr3+ + 3e
b.
Mn2+
+ 2e → Mn(s)
с.
3+
+ Зе — Cr(s)
3Mn<+ + 2Cr(s) → 3Mn(s) + 2Cr3+
е.
Mn(s) → Mn2+
+ 2e
QUESTION 4
Consider a reaction with a standard potential of E° cell: If the concentrations of the products of the reaction are increased, then
а.
cell
and Ecell will remain the same
E°
cell
will increase
C. E°
cell
will decrease
d.
Ecell will increase
е.
Ecell will decrease

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