One mole of an ideal gas at \( 27^\circ \text{C} \) is taken from A to B as shown in the given PV indicator diagram. The work done by the system will be \( \_\_\_\_\_\_\_\_ \times 10^{-1} \, \text{J} \).
[Given: \( R = 8.3 \, \text{J mol}\,\text{K} \), \( \ln 2 = 0.6931 \)]
