February 20, 2017

Homework Help: chemistry

Posted by Karth on Thursday, December 18, 2008 at 12:51am.

How do you do this problem, I want to know how to set it up for a quiz tomorrow.

An electron moves from n=5 to n=1 quantum level and emits a photon with an energy of 2.093x10^-18 J. How much energy mist the atom absorb to move an electron from n=1 to n=5? What is the wavelength of this energy?


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