The energy of a photon is given as \[\triangle E\diagup atom = 3.03*10^{-19} J atom^{-1}\] . Then the wavelength \[\left(\lambda\right)\] of the photon is.
a) 65.6 nm
b) 656 nm
c) 0.656 nm
d) 6.56 nm
Answer: b
Explanation:
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