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August 21, 2014

Homework Help: Conceptual Physical Science

Posted by Laticia on Saturday, July 10, 2010 at 6:30pm.

When we breathe we inhale oxygen, O2, plus water vapor, O2, and exhale carbon dioxide, CO2, plus water vapor, H2O. Which likely has more mass, the air that we inhale or the same volume of air we exhale? Does breathing cause you to lose or gain weight?

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