Question: Using data from Table 9-8, (a) Compute the vibrational energy of the LiH molecule in its lowest vibrational state. (b) Compute the reduced mass of

Using data from Table 9-8,

Table 9-8 Rotational and vibrational constants for selected diatomic molecules Molecule H

(a) Compute the vibrational energy of the LiH molecule in its lowest vibrational state.

(b) Compute the reduced mass of LiH.

(d) From those results, compute an estimate of the LiH bond length and compare your result with the value in the table.

Table 9-8 Rotational and vibrational constants for selected diatomic molecules Molecule H Liz 0 LiH H5Cl Na 5C1 K35 Cl K7Br Equilibrium separation (nm) 0.074 0.267 0.121 0.160 0.127 0.251 0.279 0.294 Frequency f (Hz) 1.32 104 1.05 103 4.74 103 4.22 x 103 8.97 1013 1.14 103 8.40 102 6.93 X 102 Eor (ev) 7.56 10-3 8.39 x 10-5 1.78 x 104 9.27 x 104 1.32 x 10-3 2.36 x 10-5 1.43 x 10-5 9.1 x 10-6

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