One mole of an ideal mono-atomic gas expanded irreversibly in two stage expansions.
State-1 (8.0 bar, 4.0 litre, 300 K)
State-2 (2.0 bar, 16 litre, 300 K)
State-3 (1.0 bar, 32 litre, 300 K)
Total heat absorbed by the gas in the process is:
(A) 116 J (B) 40 J (C) 4000 J (D) None of these