One Mole of an Ideal Gas at 25°C Is Expanded

question 62

Multiple Choice

One mole of an ideal gas at 25°C is expanded isothermally from 5.0 L to 10.0 L under such conditions that no work is produced in the surroundings. Which statement is correct?

• A) (  S_gas = 0)
• B) (  S_gas = Rln2/298)
• C) (  S_surr = 0)
• D) (  S_univ = 0)
• E) (  S_gas =  S_surr)

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Definitions:

Ventromedial Nucleus

A region of the hypothalamus involved in regulating hunger and satiety, playing a crucial role in energy homeostasis and metabolism.

Aversion to Food

A strong dislike or disinclination toward certain foods, which can be psychological or physiological in origin.

Uncontrollably

Acting or occurring without being able to be controlled or restrained, often used to describe emotions or physical responses.

Drive-Reduction Theory

A theory of motivation proposing that the primary motivation of all organisms is to reduce their drives, such as hunger, thirst, or the need for warmth.