(1a) What is the frequency of ultraviolet light that has a wavelength of 176.0 nm? 1.70x1015 Hz You are correct. Your receipt no. is 162-8726 Previous Tries (1b) What is the frequency of infrared light that has a wavelength of 1467.0 nm? 2.04x1014 Hz You are correct. Your receipt no. is 162-388 Previous Tries (1c) What is the index of refraction of a material in which the red-light wavelength is 562.0 nm? The wavelength of the red light in a vacuum is 650.0 nm. Enter no units. Submit Answer Tries 0/10