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Multiple Choice
Calculate the energy (in nJ) of a photon emitted by a mercury lamp with a frequency of 6.88 x 1014 Hz.
A
5.46 x 10-9 nJ
B
9.89 x 10-9 nJ
C
2.89 x 10-10 nJ
D
4.56 x 10-10 nJ
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