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OpenStudy (anonymous):
The allowed energies of a quantum system are 1.0eV , 2.0eV , 4.0eV , and 7.0eV .What wavelengths appear in the system's emission spectrum?
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OpenStudy (anonymous):
Have you learned Planck's equation relating the energy of a photon to frequency?
OpenStudy (anonymous):
E = h f = h c / wavelength
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