A Cylinder Contains 23 Moles of an Ideal Gas at a Temperature

question 52

Multiple Choice

A cylinder contains 23 moles of an ideal gas at a temperature of 300 K.The gas is compressed at constant pressure until the final volume equals 0.43 times the initial volume.The molar heat capacity at constant volume of the gas is 24.0 J/mol • K and the ideal gas constant is R = 8.314 J/mol • K.The heat absorbed by the gas is closest to

• A) -130 kJ.
• B) -94 kJ.
• C) 130 kJ.
• D) 94 kJ.
• E) -33 kJ.

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Definitions:

Companion Cell

Plant cell in the vascular tissue of plants that metabolically supports the conducting cells of the phloem.

Sieve-Tube Member

A type of elongated cell in the phloem of flowering plants, responsible for transporting sugars and other nutrients.

Sieve-Tube Members

Specialized cells in the phloem of higher plants that facilitate the transport of sugars and other nutrients from the leaves to the rest of the plant.

Parenchyma

A type of tissue in plants composed of living cells, often involved in photosynthesis, storage, and healing.