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2 moles of an ideal gas at 27 degree Celsius at 1 atm .Pressure expand isothermally till its pressure became 0.25 atm. Calculate q w and U for the process

2 moles of an ideal gas at 27 degree Celsius at 1 atm .Pressure expand isothermally till its pressure became 0.25 atm.  Calculate q  w  and  U for the process 

Grade:

1 Answers

aayeshaa
25 Points
2 years ago
Use formula
W=-2.303nRTLog(P1/P2) =-2.303 X2 X8.314X300 Log (1 /. 25) =-6916.65 Now
∂U= q+w
For isothermal process
∂U=0
So q= - w
        =6916.65
Hope it helpsssssssss................................ …
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