The Temperature of an Ideal Gas in a Sealed 0

question 22

Multiple Choice

The temperature of an ideal gas in a sealed 0.40 m³ container is reduced from 400 K to 270 K. The final pressure of the gas is 30 kPA. The molar heat capacity at constant volume of the gas is 28.0 J/mol · K. The work done by the gas is closest to

• A) 0.00 kJ.
• B) -19 kJ.
• C) -25 kJ.
• D) 19 kJ.
• E) 25 kJ.

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Definitions:

Iphigenia

A figure in Greek mythology, daughter of Agamemnon, whose story varies but is often associated with sacrifice for divine favor in war.

Agamemnon

A mythical king of Mycenae who was a central figure in the Trojan War, leading the Greek forces in the epic struggle documented in Homer's Iliad.

Trojan War

A significant conflict in Greek mythology that was fought between the city of Troy and the Greeks, sparked by the abduction of Queen Helen.

Sacrifices

The act of giving something up, destroying, or surrendering something valued for the sake of something considered as having a higher or more pressing claim, often seen in religious contexts but applicable in varied life situations.