2. Consider 2.0 mol of a monatomic ideal gas that is taken from state A (3.0 atm, 10.0 L) to state B (3.0 atm, 30.0 L), and then to state C (1.0 atm, 30.0L), followed by the isothermal and reversible compression back to state A. Calculate
(a)
(in atm L),