The green line observed in the line spectrum for hydrogen has a wavelength of 486 nm.What is the frequency of this light in hertz (s^-¹)? A)1.46 x 10² s^-¹ B)6.17 x 10⁵ s^-¹ C)6.17 x 10¹⁴ s^-¹ D)1.62 x 10^-⁶ s^-¹ E)1.62 x 10^-13 s^-¹

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Quizplus · Accepted Answer

The frequency (ν) can be calculated using the speed of light (c = 3.00 x 10^8 m/s) and the wavelength (λ = 486 nm = 486 x 10^-9 m) with the formula ν = c/λ. This gives ν = 3.00 x 10^8 m/s / 486 x 10^-9 m = 6.17 x 10^14 s^-1.

The Green Line Observed in the Line Spectrum for Hydrogen