Answer
$5.50×10^{14}Hz$
Work Step by Step
Speed of light, c = $3.00×10^{8}m/s$
Wavelength, λ= $5.45×10^{-7}m$
Thus, we find:
Frequency, ν= c/λ = $\frac{3.00×10^{8}m/s}{5.45×10^{-7}m}$= $5.50×10^{14}Hz$
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