The Wavelength of an Electron Whose Velocity Is 1

Multiple Choice

The wavelength of an electron whose velocity is 1.7 × 10⁴ m/s and whose mass is 9.1 × 10^-28 g is ________ m.

A) 4.3 × 10^-11
B) 12
C) 4.3 × 10^-8
D) 2.3 × 10⁷
E) 2.3 × 10^-7