A medical x-ray beam has wavelength 134nm a whats the
A medical x-ray beam has wavelength 1.34nm . (a) What's the energy of one photon in this beam? (b) How many photons are in a typical chest x-ray dose that delivers 0.021J of energy?
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a medical x-ray beam has wavelength 134nm a whats the energy of one photon in this beam b how many photons are in a
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