The figure shows the energy levels for an electron in a finite potential energy well. If the electron makes a transition from the n = 3 state to the ground state, what is the wavelength of the emitted photon?
A) 6.0 nm
B) 5.7 nm
C) 5.3 nm
D) 3.0 nm
E) 2.3 nm
Correct Answer:
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