Lactic Acid Has a PK_a of 3

question 28

Multiple Choice

Lactic acid has a pK_a of 3.08. What is the approximate degree of dissociation of a 0.35 M solution of lactic acid?

• A)1.1%
• B)2.2%
• C)4.8%
• D)14%
• E)None of these choices are correct.

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Definitions:

Summary

A brief statement or account that presents the main points of a text, document, or speech in a condensed form.

Correlation

The simultaneous change in two variables; changes in one variable may or may not cause changes in the other.

Cause-and-effect

Cause-and-effect is a relationship where one event (the cause) makes another event happen (the effect), often used to explain why things happen.

Trends

Repeatable patterns taking place over time.