In a Transition from One Vibrational State to Another,a Molecule

Multiple Choice

In a transition from one vibrational state to another,a molecule emits a photon of wavelength 5.56 µm.What is the energy difference between these two states? (c = 3.00 × 10⁸ m/s,h = 6.626 × 10^-34 J ∙ s,1 eV = 1.60 × 10^-19 J)

A) 0.223 eV
B) 2.23 MeV
C) 13.6 eV
D) 13.6 MeV
E) 0.223 MeV