What Is the Sign of ΔS for Each of the Following

question 101

Multiple Choice

What is the sign of ΔS for each of the following processes?
I.The separation of gaseous molecules of UF₆,into ²³⁸UF₆ and ²³⁵UF₆ at
Constant temperature and pressure.
II.The dissolving of I₂(s) in CCl₄(l) .

• A)ΔS is negative for I and negative for II.
• B)ΔS is negative for I and positive for II.
• C)ΔS is positive for I and negative for II.
• D)ΔS is positive for I and positive for II.

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Definitions:

Cognition

The mental action or process of acquiring knowledge and understanding through thought, experience, and the senses.

Preattentive Processes

Cognitive processes that occur without conscious awareness, automatically extracting certain elements from the environment.

Divergent Processes

Cognitive operations that involve thinking in multiple directions to generate a variety of solutions to problems.

Attentional Blink

A brief period after detecting one stimulus during which a person cannot perceive a second stimulus, despite being able to see it.