A sample of argon gas at 1 atm pressure and 27^(@) C expand reversibly and adibatically from 1.25 dm^(3) to 2.50 dm^(3). The enthalpy change in this process will be C_(v.m.) for argon is 12.48 JK^(-1)mol^(-1).

A sample of argon gas at 1 atm pressure and 27^(@) C expand reversibly

1.	A sample of argon gas at 1 atm pressure and 27^(@) C expand reversibly and adibatically from 1.25 dm^(3) to 2.50 dm^(3). The enthalpy change in this process will be C_(v.m.) for argon is 12.48 JK^(-1)mol^(-1).
Answer» 114.52 J `-117.14 J` `-57.26 J` 57.26 J Answer :D