Which of the Following Acids (Listed with PK_a Values) and Its

question 139

Multiple Choice

Which of the following acids (listed with pK_a values) and its conjugate would be the best choice to make a buffer with a pH of 8.10?

• A) HC₇H₅O₂, pK_a = 4.19
• B) HF, pK_a = 3.46
• C) HClO, pK_a = 7.54
• D) HCN, pK_a = 9.31
• E) HClO₂, pK_a = 1.96

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Definitions:

Extensive Decision Making

Decision-making characteristic of buyers who are unfamiliar with a specific product and who must therefore become highly involved in the decision-making process.

Trial Close

A technique used in sales to gauge a potential customer's interest or likelihood of making a purchase before the deal is finalized.

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The process of being in the habit of buying a particular product so attitudes and beliefs toward the product are already formed and are usually positive.