An ensemble of excited atoms emits light at a wavelength of 496 nm. The energy difference between the two energy levels involved in the emission of the light is
A) 1.0 eV.
B) 1.5 eV.
C) 2.0 eV.
D) 2.5 eV.

Question

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The Answer of An ensemble of excited atoms emits light at a wavelength of 496 nm. The energy difference between the two energy levels involved in the emission of the light is
A) 1.0 eV.
B) 1.5 eV.
C) 2.0 eV.
D) 2.5 eV.

An Ensemble of Excited Atoms Emits Light at a Wavelength