An Unknown Sample Is Tested with a Polarimeter for Optical

question 5

Multiple Choice

An unknown sample is tested with a polarimeter for optical activity.The results of the test require movement of the analyzer.What samples would give this result?

• A) pure enantiomer
• B) meso compound
• C) racemic mixture
• D) both B and C
• E) none of these

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Definitions:

Mnemonic Devices

memory aids or strategies that use associations, such as patterns, rhymes, or similarities, to enhance the recall of information.

Semantic Network Model

A theory that proposes concepts are stored in the brain in a network of connected ideas, facilitating understanding and retrieval of information.

Physically Proximal

denotes being in close physical or spatial relationship to something or someone.

Nondeclarative Memory

A type of long-term memory that enables people to perform tasks without conscious awareness of previous experiences, including skills and habits.