Calculate the energy difference between the two energy levels that are responsible for the line that has a wavelength of 285.2 nm in an emission spectrum of an atom.
A) 4.017 × 10-21 J
B) 3.043 × 10-18 J
C) 5.192 × 10-15 J
D) 7.254 × 10-18 J
E) 6.965 × 10-19 J
Correct Answer:
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