November 26, 2015

Homework Help: CHEMISTRY

Posted by HELP!!!!! on Friday, March 5, 2010 at 3:10pm.

The atmosphere contains about 6.81013 moles of ozone. If this amount of ozone gas is
compressed into a thin layer around the globe (the radius of Earth is 6370 km) at STP
(Standard Temperature (0C) and Pressure (1.0 atm.)), how thick will the layer be in
millimeter? One hundredth of 1 mm of this layer is called a Dobson Unit (DU).

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