Calculate the Standard Cell Potential $E _ { \text {cell } } ^ { \circ }$

question 53

Multiple Choice

Calculate the standard cell potential ( $E _ { \text {cell } } ^ { \circ }$ ) for the reaction 2 Ag(s) + Co²⁺(aq) ? 2 Ag⁺(aq) + Co(s) . The standard reduction potentials are as follows:
Ag⁺(aq) + e^-? Ag(s)
E° = 0.8 V
Co²⁺(aq) +2 e^-? Co(s)
E° = -0.277 V

• A) -1.077 V
• B) 1.077 V
• C) -1.877 V
• D) 1.877 V
• E) 1.323 V

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Definitions:

Gross Profit Margin

A financial metric that measures the percentage of revenue exceeding the cost of goods sold.

Cost Of Goods Sold

The total expense incurred by a business to manufacture or acquire products that were sold during a specific period.

Profit Margin

A financial metric indicating the percentage of revenue that exceeds the costs associated with making or selling products.

Profitability

A financial metric used to assess the ability of a business to generate earnings relative to its revenue, assets, equity, or other financial metrics.