What Is E°_cell for the Following Reaction? 2Au(s) + 3Ca²⁺(aq)

question 103

Multiple Choice

What is E°_cell for the following reaction? 2Au(s) + 3Ca²⁺(aq) → 2Au³⁺(aq) + 3Ca(s)

• A) -4.37 V
• B) -1.37 V
• C) -11.6 V
• D) 1.37 V
• E) 4.37 V

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Definitions:

Variable Costs

Costs that fluctuate with the level of output or production, such as raw materials and direct labor.

Contribution Margin

The amount by which a product's sales price exceeds its variable costs. It contributes to covering fixed costs and generating profit.

Variable Costs

Expenses that change in proportion to the level of production or sales activity.

Contribution Margin

The difference between the sales revenue of a product and the variable costs associated with its production and sales.