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Energy and Wavelength

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a) If a photon and an electron each have the same energy of 20.0 eV, find the wavelength of each.b) If a photon and an electron
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2. asked by Jennifer
3. 2,848 views
Use the image of the electromagnetic spectrum to answer the question.The illustration describes the different wavelengths in
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2. asked anonymously
3. 21 views