An ideal gas expands in volume from 1 × 10−3 to 1 × 10−2 m3 at 300 K against a constant pressure of 1 × 105 Nm−2. The work done is
270 kJ
−900 kJ
−900 J
900 kJ
w = −PΔV = −105 (1 × 10−2 − 1 × 10−3)
= −900 J