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Physics, 30.01.2020 08:57 marissaa190
Alaser produces 20.0 mw of red light. in 1 hour, the laser emits 2.29 x 10^20 photons. what is the wavelength of the laser?
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Alaser produces 20.0 mw of red light. in 1 hour, the laser emits 2.29 x 10^20 photons. what is the w...
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