For a Galvanic Cell Using Fe | Fe²⁺(1

question 5

Multiple Choice

For a galvanic cell using Fe | Fe²⁺(1.0 M) and Pb | Pb²⁺(1.0 M) half-cells,which of the following statements is correct?
Fe²⁺(aq) + 2e^- → Fe(s) ; E° = -0.41 V
Pb²⁺(aq) + 2e^- → Pb(s) ; E° = -0.13 V

• A)The iron electrode is the cathode.
• B)When the cell has completely discharged,the concentration of Pb²⁺ is zero.
• C)The mass of the iron electrode increases during discharge.
• D)The concentration of Pb²⁺ decreases during discharge.
• E)Electrons leave the lead electrode to pass through the external circuit during discharge.

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Definitions:

Convergent Thinking

A problem-solving approach that focuses on finding a single, best solution to a problem by converging on a solution based on logic and facts.

Collaborative Decision Making

A process where two or more individuals work together to make a decision.

Cyclical Process

A process that repeats itself in cycles, where the end of one cycle is the beginning of the next.

Prioritization Matrix

A decision-making tool used to rank different options or projects based on specific criteria, helping to allocate resources efficiently.