Wednesday
April 1, 2015

Homework Help: Chemistry

Posted by Fred on Sunday, November 16, 2008 at 1:49pm.

A mixture of ethyne ( C2H2 ) and methane ( CH4 ) occupied a certain volume at a total pressure of 16.8 kPa. Upon burning the sample to form CO2 and H2O, the CO2 was collected and its pressure found to be 25.6 kPa in the same volume and at the same temperature as the original mixture. What percent of the original mixture was methane?

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