What Is the De Broglie Wavelength of an Electron (M

Multiple Choice

What is the de Broglie wavelength of an electron (m = 9.11 × 10^-31 kg) moving at a velocity of
3) 0 × 10⁷ m/s (10% of the speed of light) ?

A) less than 3.9 × 10^-12 m
B) 2) 4 × 10^-11 m
C) 3) 3 × 10^-8 m
D) greater than 1.1 × 10^-4 m