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October 21, 2014

Homework Help: chemistry

Posted by adriana on Friday, February 3, 2012 at 5:30pm.

A H atom absorbs a photon with a wavelength of 9.50 10^1 nm. If the energy of the final state of the H atom was -8.72 10^(-20) J, calculate the energy of the initial state. Express answer in scientific notation

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