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A line in the spectrum of an element was observed to have a frequency of 5.17 X 1014 s-1. What is the wavelength of this radiation

Answer :

Answer:

f = c / y          where y is the wavelength lambda

y = 3.00E8 / 5.17E14/s = 5.80E-7 m = 580 millimicrons - visible yellow

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