1.

One mole of a non-idealgas undergoes a change of state (1.0 atm,3.0 L,200 K) to (4.0 atm,5.0 L,250 K) with a change in internal energy (DeltaU)=40 L-atm. The change in enthalpy of the process in L-atm :

Answer»

43
57
42
None of these

Answer :B


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