junefang

急~求詳解

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the wavelength of light associated with with the n=2 to n=1 electron transition in the hydrogen spectrum is 1.216x10^-7 m. by what coefficient should this wavelength be multiplied to obtain the wavelength associated with the same electron transition in the Li2+ ion?  (A)1/9 (B)1/4 (C)1/3 (D)1

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