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A photon has energy of 4.20 eV. To what wavelength does this energy correspond?

ppk

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A photon has energy of 4.20 eV. To what wavelength does this energy correspond?

A photon has energy of 4.20 eV. To what wavelength does this energy correspond?
A) 321 nm
B) 103 nm
C) 296 nm
D) 412 nm
E) 420 nm

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