Bohr H-atom

1. The energy of the n=1 state of a hydrogen atom is -13.6 eV. The energy required for the transition from n=2 to n=3 state is ______ eV. The wave length of this transition would be ________ nm

2. The reduced mass of a mueon (m= .1 AMU) moving in a circular orbit around a proton (m = 1 AMU) is _____ AMU.

3. If l = 745 nm, what is the energy of the photon in eV?

4. The electrostatic attraction between a electron and a proton 1x10^-10 m apart is ______ J.

5. Do the Bohr derivation for the energy of the H-atom.

6. text 9.5