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A hydrogen atom undergoes a transition from n = 5 to n = 2. Considering the...

A hydrogen atom undergoes a transition from n = 5 to n = 2. Considering the fact that it may go through intermediate steps between 5 and 2 (for example, 5 → 3 → 2),

a) what is the shortest possible wavelength for emitted photons?

b) what is the longest possible wavelength for emitted photons?

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