Answer
The Compton wavelength for an electron is $~~2.43\times 10^{-12}~m$
Work Step by Step
We can find the Compton wavelength for an electron:
$\lambda = \frac{h}{mc}$
$\lambda = \frac{6.63\times 10^{-34}~J~s}{(9.109\times 10^{-31}~kg)(3.0\times 10^8~m/s)}$
$\lambda = 2.43\times 10^{-12}~m$
The Compton wavelength for an electron is $~~2.43\times 10^{-12}~m$