Vinegar Is a Solution of Acetic Acid, CH₃COOH, Dissolved in Water

question 40

Multiple Choice

Vinegar is a solution of acetic acid, CH₃COOH, dissolved in water. A 5.54-g sample of vinegar was neutralized by 30.10 mL of 0.100 M NaOH. What is the percent by weight of acetic acid in the vinegar?

• A)0.184%
• B)1.63%
• C)3.26%
• D)5.43%
• E)9.23%

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Definitions:

MC = MR

A condition where marginal cost equals marginal revenue, often used to determine the profit-maximizing level of output in economic theory.

Monopolistically Competitive Industry

A market structure in which many firms sell products that are similar but not identical, allowing for competition based on quality, price, and marketing.

Output

The quantity of goods or services produced within a given time period.

Profit-Maximizing Rule

The principle that firms maximize profit by producing at the level where marginal revenue equals marginal cost.