Homework Help: Chemistry

Posted by Carla on Sunday, April 17, 2011 at 1:52pm.

If 0.823g of an unknown gas occupies a volume of 702.0 mL at 38.9 deg. Celsius, and 726.2 mm Hg pressure, what is the molar mass of the gas? (pressure has already been corrected for water vapor pressure)

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