A 1.00-mole sample of ammonia (CPm 35.66 J K mol') at 14.0 atm and 25 °C in a cylinder fitted with a movable piston expands against a constant external pressure of 1.00 atm. At equilibrium, the pressure and volume of the gas are 1.00 atm and 23.5 L, respectively, Calculate the values of q, w, and AU for the process.

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3. A 1.00-mole sample of ammonia (CP.m = 35.66 J K mol') at 14.0 atm and 25 °C in a cylinder fitted
with a movable piston expands against a constant external pressure of 1.00 atm. At equilibrium, the
pressure and volume of the gas are 1.00 atm and 23.5 L, respectively. Calculate the values of q, w,
and AU for the process.
Transcribed Image Text:3. A 1.00-mole sample of ammonia (CP.m = 35.66 J K mol') at 14.0 atm and 25 °C in a cylinder fitted with a movable piston expands against a constant external pressure of 1.00 atm. At equilibrium, the pressure and volume of the gas are 1.00 atm and 23.5 L, respectively. Calculate the values of q, w, and AU for the process.
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