The atomic emission spectra of the hydrogen atom show a red line at a wavelength of 656 nm. Given that the speed of light is 3.0 x 10^(8) m/s and Planck's constant is 6.626 x 10^(-34) J S, what is the energy possessed by one photon?

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The atomic emission spectra of the hydrogen atom show a red line at a wavelength of 656 nm. Given that the speed of light is 3.0 x 10^(8) m/s and Planck's constant is 6.626 x 10^(-34) J S, what is the energy possessed by one photon?





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