Question: Consider the energy-level diagrams, modified from Problem P30.9 by the addition of another excited state with energy of 600. cm 1 . a. At what

Consider the energy-level diagrams, modified from Problem P30.9 by the addition of another excited state with energy of 600. cm−1.

a. At what temperature will the probability of occupying the second energy level be 0.15 for the states depicted in part (a) of the figure?

b. Perform the corresponding calculation for the states depicted in part (b) of the figure.

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