- #1

a.11en

- 2

- 0

Ive determined the potential energy operator to be V=-e

^{2}/4∏ε

_{0}r

and a wave function of

ψ= (1/4∏)

^{1/2}

therefore i get

<V> = ∫∫∫ψ*Vψr

^{2}sin∅drd∅dphi

integrals from 0 to r, 0 to pi, 0 to 2pi

not sure where to go from here.