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October 1, 2014

Homework Help: chemistry

Posted by devin on Monday, December 5, 2011 at 8:05pm.

The average out door concentration of carbon monoxide ,co at 15 c and 1 atm of pressure is about 900 micrograms per cm^3 . What is this concentration expressed : on ppm scale ? And on the molecules /cm^3scale?

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