Wednesday
April 23, 2014

Homework Help: science

Posted by anna on Wednesday, December 5, 2012 at 10:42pm.

What is the wavelength of waves transmitted by an AM radio station operating at a frequency of 840 kilohertz?

Calculate the energy of a photon whose frequency is 2450 megahertz

What is the difference in energy for a photon of ultra-violet radiation, wavelength 319 nm and a photon of ultra-violet radiation, wavelength 238 nm

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