Which One of the Following Statements Is TRUE

question 108

Multiple Choice

Which one of the following statements is TRUE?

• A) A buffer is an aqueous solution composed of two weak acids.
• B) A buffer can absorb an unlimited amount of acid or base.
• C) A buffer resists pH change by neutralizing added acids and bases.
• D) A buffer does not change pH when large amounts of a strong acid or a strong base are added.
• E) The common ion in a buffer solution does not have any effect on the dissociation of the acidic component of the buffer solution.

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Definitions:

Marginal Revenue

The additional revenue that a firm receives from selling one more unit of a good or service.

Average Total Cost

The total cost of production divided by the total output or quantity produced.

Monopolistically Competitive Firm

A firm that operates in a market with many competitors, each offering a slightly different product.

Profit-Maximizing Quantity

The level of production at which a firm achieves the highest possible profit, where marginal revenue equals marginal cost.