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April 25, 2015

Homework Help: Chemistry

Posted by Summer on Tuesday, June 14, 2011 at 1:14pm.

Each molecule of NO2, nitrogen dioxide, consists of 1 atom of N and 2 atoms of O. If you have 0.155 g. of NO2, how many molecules of NO2 do you have ?
If you could, please include steps as to how to do the problem.
Thank you

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