Answer to Question #216086 in General Chemistry for maya

Question

What is the frequency of a photon with a wavelength of 781 nm. Report your answers to three significant digits.

The frequency is = _________ s^-1

Answer 1

The frequency ƒ = the speed of light c / the wavelenght λ

ƒ = 3.0×108 m/s × 7.81×10-7 m = 3.84 ×1014 Hz

Answer: $ƒ = 3.84 ×10^{14} Hz$