Molar Heat Capacities: a Compression, at a Constant Pressure of 190

question 37

Multiple Choice

Molar heat capacities: A compression, at a constant pressure of 190 kPa, is performed on 5.0 moles of an ideal monatomic gas. The compression reduces the volume of the gas from to The ideal gas constant is R = 8.314 J/mol ∙ K. The work done by the gas is closest to

• A) -13 kJ.
• B) 13 kJ.
• C) -33 kJ.
• D) 33 kJ.
• E) 0.00 kJ.

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Definitions:

External Intercostals

Muscles located between the ribs that assist with the mechanics of breathing by elevating the ribcage.

Gastrocnemius

A major calf muscle that plays a crucial role in walking, running, and jumping, flexing the leg at the knee and foot.

Flexor Digitorum Longus

A muscle in the lower leg that flexes the toes and helps maintain the arch of the foot.