We can do this by multiplying the molarity by the volume (in liters). The molarity is $0.302 \mathrm{M}$ and the volume is $34.4 \mathrm{mL}$ or $0.0344 \mathrm{L}$.
So, the number of moles of KOH is:
\[0.302 \mathrm{M} \times 0.0344 \mathrm{L} = 0.0104
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