Wine Turns Sour Because of the Conversion of Ethanol, C₂H₅OH

question 108

Multiple Choice

Wine turns sour because of the conversion of ethanol, C₂H₅OH, to acetic acid, HC₂H₃O₂. Which of the following happens to ethanol in this reaction?

• A) It is reduced.
• B) It is oxidized.
• C) It is both oxidized and reduced.
• D) It is neither oxidized nor reduced.

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Definitions:

Marginal Rate

A term that may refer to the rate at which one variable changes as another variable changes marginally, often used in the context of taxes, substitution, or transformation.

Substitution

The act of replacing one good or service with another in response to shifts in relative prices or changes in consumer preferences.

Bundle

A group of products or services that are sold together as a single package, often at a discounted price.

Optimal Choice

The best possible selection among various alternatives, maximizing efficiency or utility under given constraints.