Determine K_eq at 25 °C for the Following Reaction

question 23

Multiple Choice

Determine K_eq at 25 °C for the following reaction:
Pb²⁺(aq) + Cu(s) ⇌ Cu²⁺(aq) + Pb(s)
The half-reactions are:
Pb²⁺(aq) + 2 e^- ⇌ Pb(s) E° = -0.125 V
Cu²⁺(aq) + 2 e^- ⇌ Cu(s) E° = +0.337 V

• A)2 × 10⁶⁹
• B)3 × 10^-16
• C)2 × 10¹⁶
• D)2 × 10^-8
• E)6 × 10⁷

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Definitions:

Service Department Expenses

Costs associated with departments that support the production or operation of a company but do not directly produce goods or services, such as maintenance and human resources.

DuPont Formula

A formula that breaks down Return on Equity into three components: operating efficiency, asset use efficiency, and financial leverage.

Profit Margin

A financial ratio indicating the percentage of revenue that exceeds the costs of goods sold, reflecting the efficiency of a company in generating profit.

Invested Assets

Resources such as securities and properties that an individual or company has allocated funds towards with the expectation of generating income or profit.