For the Expansion of an Ideal Gas into a Vacuum

question 113

Multiple Choice

For the expansion of an ideal gas into a vacuum at constant temperature,ΔH = 0.What can be said about ΔE and ΔS?

• A)ΔE is negative and ΔS is positive.
• B)ΔE is zero and ΔS is positive.
• C)ΔE is negative and ΔS is zero.
• D)ΔE is positive and ΔS is negative.

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Definitions:

Compensation

A psychological defense mechanism where an individual overachieves in one area to compensate for failures in another.

Genital Stage

The final stage of Freud's psychosexual development, beginning in puberty, where sexual energies are focused on the genitals and mature sexual relationships are formed.

Sexual Energy

An abstract concept often associated with the driving force behind human sexual behavior as well as creativity, according to certain psychological and philosophical theories.

Freud's Ideas

Theories proposed by Sigmund Freud that focus on unconscious motives and conflicts, primarily through the lens of psychoanalysis.