What Color Change Is Exhibited by Phenolphthalein During a Titration

question 14

Multiple Choice

What color change is exhibited by phenolphthalein during a titration of aqueous acetic acid with aqueous sodium hydroxide?

• A) Colorless to pink
• B) Pink to colorless
• C) Green to yellow
• D) Yellow to blue
• E) Blue to yellow

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Definitions:

Observable Behavior

Actions of an individual that can be seen or measured directly, as opposed to thoughts or feelings which are internal.

Inner Sensations

Personal feelings and perceptions that occur within oneself, often not observable by others.

American Philosopher

A thinker from the United States who contributes to the field of philosophy, dealing with subjects such as ethics, logic, metaphysics, and epistemology.

William James

A philosopher and psychologist who is considered the father of American psychology, known for his theories on pragmatism and functionalism.