Solve ASAP!!! Information: 1) BE copper = 4.7 eV 2) 20 W questions: 1) wavelength = ? 2) # of photons/s? 3) p for this wavelength?
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Solve ASAP!!!
Information:
1) BE copper = 4.7 eV
2) 20 W
questions:
1) wavelength = ?
2) # of photons/s?
3) p for this wavelength?
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