Question: The characteristic rotational energy E 0r = 2 /2I for KCl is 1.43 x 10 -5 eV. (a) Find the reduced mass for the

The characteristic rotational energy E0r = ћ2/2I for KCl is 1.43 x 10-5 eV.
(a) Find the reduced mass for the KCl molecule. 

(b) Find the separation distance of the K+ and Cl- ions.

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