Figure 1: Diatomic Energy Levels for Two Electronic States

In the accompanying diagram, two electronic energy levels of a diatomic molecule are shown, and in balloons at the side, the appropriate vibrational and rotational energy levels. If the rotational constant (B) is 12 , calculate the ratio of the number of molecules expected
in the J=2, n=1 state of the excited electronic state

relative to the number of molecules expected
in the J=1,n=0 state of the ground electronic state
assuming a temperature of .


Choose your answer in scientific notation, i.e., ± x.yzE{± ab}, and then press the 'Submit the above answer' button (below).

. E{ }



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Carl W. David
Department of Chemsitry
University of Connecticut
Storrs, Connecticut 06269-4060
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david@uconnvm.uconn.edu