Buffers Have All of the Following Characteristics EXCEPT

question 33

Multiple Choice

Buffers have all of the following characteristics EXCEPT:

• A) they have relatively flat titration curves at the pH(s) where they buffer.
• B) they resist changes in their pH as acid or base is added.
• C) they are typically composed of a weak acid and its conjugate base.
• D) they buffer best for polyprotic acids half-way between the two pK_a values.
• E) buffer where the amounts of conjugate base are nearly equivalent to the amounts of weak acid.

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Definitions:

Perfectly Competitive

A market structure characterized by numerous small firms, identical products, and free entry and exit, leading to firms being price takers.

Marginal Revenue

The supplementary earnings obtained through the sale of one more unit of any good or service.

Total Revenue

The total amount of money generated from the sale of goods or services before any costs or expenses are deducted.

Profit Maximized

A state or point at which a business achieves its highest possible profit with its current resources and market conditions.