Respuesta :

rokettojanpu

Apply this equation to find the blue light's frequency:

c = fλ

c = speed of light in a vacuum, f = frequency, λ = wavelength

Given values:

c = 3×10⁸m/s, λ = 4.75×10⁻⁹m

Plug in and solve for f:

3×10⁸ = f(4.75×10⁻⁹)

f = 63.2 petahertz

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