One mole of an ideal gas (C_(v,m)=(5)/(2)R) at 300 K and 5 atm is expanded adiabatically to a final pressure of 2 atm against a constant pressure of 2 atm. Final temperature of the gas :

One mole of an ideal gas (C_(v,m)=(5)/(2)R) at 300 K and 5 atm is expa

1.	One mole of an ideal gas (C_(v,m)=(5)/(2)R) at 300 K and 5 atm is expanded adiabatically to a final pressure of 2 atm against a constant pressure of 2 atm. Final temperature of the gas :
Answer» 270 K 273 K 248.5 K 200 K ANSWER :C