A photon from a indigo laser has a wavelength of 465 nm. What is the energy of a photon from this laser?
a. 4.3 x 10-28 J
b. 3.08 x 10-31 J
c. 1.4 x 10-27 J
d. 4.27 x 10-19 J
e. 1.79 x 10-18 J
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