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mikael mikael
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Posts: 12017
10 years ago
What is wavelength of light if the energy of one photon is 2.925 × 10-19 J? (h = 6.63 × 10-34 J s and c = 3.00 × 108 m s-1)
A) 680nm
B) 700 nm
C) 5.8 m
D) 1.5 × 10-3 nm
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