total of 25.6 kJ of heat energy is added to a 5.47 L sample of helium at 0.982 atm. The gas is allowed to expand against a fixed external pressure to a volume of 21.8 L .

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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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A total of 25.6 kJ of heat energy is added to a 5.47 L sample of helium at 0.982 atm. The gas is allowed to expand against a fixed external pressure to a volume of 21.8 L .

1. Calculate the work done on or by the helium gas in units of joules, J.

2. What is the change in the helium's internal energy in units of kilojoules, kJ?

A total of 25.6 kJ of heat energy is added to a 5.47 L sample of helium at 0.982 atm. The gas is allowed to expand against a fixed external pressure to a volume of 21.8 L.
1. Calculate the work done on or by the helium gas in units of joules, J.
2. What is the change in the helium's internal energy in units of kilojoules, kJ?
Transcribed Image Text:A total of 25.6 kJ of heat energy is added to a 5.47 L sample of helium at 0.982 atm. The gas is allowed to expand against a fixed external pressure to a volume of 21.8 L. 1. Calculate the work done on or by the helium gas in units of joules, J. 2. What is the change in the helium's internal energy in units of kilojoules, kJ?
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