We know that 1 kJ = 1000 J and 1 mol contains $6.022 \times 10^{23}$ entities. So, the energy in J is given by:
\[E = 193 \times 10^{3} \, \text{J/mol} \times \frac{1}{6.022 \times 10^{23} \, \text{mol}^{-1}} = 3.204 \times 10^{-19} \, \text{J}\]
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