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  1. The spacing between vibrational energy levels in CO molecule is found to be 8.44 * 10-2 eV. Given that the reduced mass of CO is 1.14 * 10-26 kg, Planck's constant is 6.626 * 10-34 Js and 1eV = 1.6 * 10-19 J. The force constant of the bond in CO molecule is

    2. A.
    1.87 N/m
    B.
    18.7 N/m
    C.
    187 N/m
    D.
    1870 N/m

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    Answer : Option C

    Explanation :

    -NA-

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