A constant opposing pressure of 0.159 atm until it has a, Ask an Expert

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A sample of an ideal gas having a volume of 0.315 L at 298 K and 10.0 atm pressure is allowed to expand against a constant opposing pressure of 0.159 atm until it has a volume of 1.000 L at 200 K and the pressure equals the opposing pressure. What is the work for the system?

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