Question

Exercise 18.44

Label the anode and cathode, indicate the direction of electron flow and the species present in each solution for each of the following overall redox reactions.

Part A

Ni2+(aq)+Mg(s)→Ni(s)+Mg2+(aq)

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Part B

Indicate the half-reaction occurring at Anode.

Express your answer as a chemical equation. Identify all of the phases in your answer.

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Part C

Indicate the half-reaction occurring at Cathode.

Express your answer as a chemical equation. Identify all of the phases in your answer.

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Part D

2H+(aq)+Fe(s)→H2(g)+Fe2+(aq)

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Part E

Indicate the half-reaction occurring at Anode.

Express your answer as a chemical equation. Identify all of the phases in your answer.

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Part F

Indicate the half-reaction occurring at Cathode.

Express your answer as a chemical equation. Identify all of the phases in your answer.

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Part G

2NO−3(aq)+8H+(aq)+3Cu(s)→2NO(g)+4H2O(l)+3Cu2+(aq)

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Part H

Indicate the half-reaction occurring at Anode.

Express your answer as a chemical equation. Identify all of the phases in your answer.

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Part I

Indicate the half-reaction occurring at Cathode.

Express your answer as a chemical equation. Identify all of the phases in your answer.

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