Two mols of an ideal gas undergo a reversible adiabatic expansion from 0.0280 cubic meters to 0.0420 cubic meters at a temperature of 25 degree Celsius. What is the change in entropy of the gas?

A) 6 J/K
B) zero
C) 0.6 J/K
D) 60 J/K
E) 600 J/K

Question

Two mols of an ideal gas undergo a reversible adiabatic expansion from 0.0280 cubic meters to 0.0420 cubic meters at a temperature of 25 degree Celsius. What is the change in entropy of the gas?

A) 6 J/K 
B) zero 
C) 0.6 J/K 
D) 60 J/K 
E) 600 J/K

anonymous · Answer

I feel that the answer is B..... Anyone agree or disagree?