Answer Happy

When 2 L of an ideal gas undergoes an irreversible adiabatic expansion to 4 L by lowering the pressure, which of the following changes in the gas occur? Α) ΔΕ < 0, ΔΤ <0 Β) ΔΕ < 0, ΔΤ > 0 C) ΔΕ = 0, ΔΤ = 0 D) ΔΕ > 0, ΔT <0 Ε) ΔΕ > 0, ΔΤ > 0