$${\lambda = \frac{h}{p} \\ = \frac{6,63 \times 10^{-34}\, \mathrm{J \cdot s}}{5,91 \times 10^{-24}\, \mathrm{kg \cdot m/s}} \\ = 1,12 \times 10^{-10}\, \mathrm{m} = \underline{\underline{112\, \mathrm{pm}}}}$$