If the Electron (9 $\times$ 10^-31 Kg)in the Hydrogen Atom Is Traveling at About 2

Multiple Choice

If the electron (9.11 $\times$ 10^-31 kg) in the hydrogen atom is traveling at about 2.2 $\times$ 10⁶ m/s ± 5%,what is the uncertainty in electron's position?

A) ±58 μm
B) ±220 nm
C) ±130 pm
D) ±260 pm
E) ±5.2 fm