When the frequency associated with an energy change of hydrogen is 6.167 x 1014 cycles/s and the final energy level is 4, what is the initial energy level and the wavelength of light emitted
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When the frequency associated with an energy change of hydrogen is
6.167 x 1014 cycles/s and the final energy level is 4, what is the initial energy level and the wavelength of light emitted.
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- A laser emits 1x10^17 photons per second. What is the laser’s emitted power?According to Bohr's theory, how many revolutions will an electron make in the first excited state of hydrogen if the lifetime of that state is 10-8 s?Planck’s constant has the value h = 6.626 × 10–34 joule-seconds (J-s), and the speed of light is c = 3 × 108 m/s. Using these values, calculate the wavelength carried by photons emitted with an energy of 1.1 × 10-19 J.
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