February 26, 2017

Homework Help: Chemistry

Posted by Anonymous on Sunday, November 18, 2012 at 9:06am.

For the emission spectrum of Be3+, calculate the lowest wavenumber νˉ (in inverse meters) of light produced by electron transitions between n=2, n=3, and n=4.

I don't want to know the answer, just tell me wat method I need to use to get there... Pls x

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