Worksheet frequency/wavelength/Energy

Find the energy of an infrared photon whose frequency is 2.0 1012 Hz. 1.3 x 10-21 J What is the wavelength of a red light wave whose frequency is 4.3 1014 Hz? 7.0 x 10-7 m Calculate the frequency of an X-ray wave that has a wavelength of 9.2 nm. 3.3 x 10 16 Hz ................
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