Homework Help: Chemistry

Posted by Erica on Friday, August 19, 2011 at 7:37pm.

A mixture of gases at 760.0 torr contains 35.0% nitrogen, 22.0% oxygen , and 43.0% carbon dioxide by volume. What is the pressure of the carbon dioxide gas in torr?

Chemistry - DrBob222, Friday, August 19, 2011 at 8:05pm
mole fraction CO2 = 0.43 = XCO2
Partial pressure CO2 = XCO2 x Ptotal = ??

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