An Electron Has a Kinetic Energy of 1

Multiple Choice

An electron has a kinetic energy of 1.5 eV.If its momentum is uncertain by ± 2.5%,the minimum uncertainty in its position is approximately

A) 3.2 nm
B) 5.0 nm
C) 1.0 nm
D) 2.2 nm
E) 1.6 nm