Question

The first vibrational level for NaH lies at 1.154 10-20 J and the second vibrational level lies at What is the frequency of the photon emitted when a molecule of NaH drops from the second vibrational level to the first vibrational level?
A) 1.742 1013 Hz
B) 3.399 1013 Hz
C) 5.140 1013 Hz
D) 6.882 1013 Hz

Answer

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