What is the wavelength of light (in mm) for a photon with a frequency of 336.0 MHz? (Remember that 1 mm = 10-3 m, 1 MHz = 106 Hz and that the speed of light is 2.998×108 m/s)   2.)A photon has an energy of 3.21 ×10-20 J. What is its wavelength in μmμm (Remember h = 6.626*10-34 Js, 1 μmμm = 10-6 m, and c = 2.998×108 m/s)

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