October 9, 2015

Homework Help: Chemistry

Posted by Arnol on Monday, November 14, 2011 at 12:30am.

Recently, there has been much concern about pollution in the home from radon, a
radioactive gas whose elemental molar mass is 222 g/mol. The Environmental
Protection Agency say that a level or radon of 3.6 X 10-11 giL of air is unhealthy. At
this level, how many moles of radon would there be in a living room whose volume is
2455 L? How many atoms is this?

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