An electron in the n = 3 state of a hydrogen atom falls into the n = 2 state. The Rydberg constant R is 1.097 × 10-2/nm. The wavelength of the photon emitted is approximately
A) 103 nm.
B) 110 nm.
C) 122 nm.
D) 486 nm.
E) 656 nm.
Correct Answer:
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