The Wavelength of the Blue Light Given Off by a Mercury

question 97

Multiple Choice

The wavelength of the blue light given off by a mercury vapor street lamp is 436 nm.What is the frequency of this light in hertz (s^-1) ?

• A)6.88 x 10⁵ s^-1
• B)6.88 x 10¹⁴ s^-1
• C)1.45 x 10^-6 s^-1
• D)1.45 x 10^-13 s^-1
• E)1.31 x 10² s^-1

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