Question: An electron (mass m) rs contained in a cubical box of widths Lx = Ly = Lz. (a) How many different frequencies of light could

An electron (mass m) rs contained in a cubical box of widths Lx = Ly = Lz.
(a) How many different frequencies of light could the electron emit or absorb if it makes a transition between a pair of the lowest five energy levels? What multiple of, h2/8mL2 gives the
(b) Lowest,
(c) Second lowest,
(d) Third lowest,
(e) Highest,
(f) Second highest, and
(g) Third highest frequency?

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