A certain diatomic molecule emits a photon of energy 1.20 eV when it makes a transition from the n = 1 vibrational state to the next lower vibrational state
What is the frequency of vibration of the molecule? (h = 6.626 × 10-34 J ? s, h = 1.055 × 10-34 J ? s, 1 eV = 1.60 × 10-19 J)
A) 1.93 × 1014 Hz
B) 2.73 × 1015 Hz
C) 4.35 × 1014 Hz
D) 2.90 × 1014 Hz
E) 1.82 × 1015 Hz
D
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