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February 28, 2015

Homework Help: chem

Posted by Anna on Sunday, November 9, 2008 at 4:25pm.

A vessel containing 39.5 cm^3 of helium gas at 25 degrees celsius and 106 kPa was inverted and placed in cold ethanol. As the gas contracted, ethanol was forced into the vessel to maintain the same pressure of helium. If tihs required 7.7 cm^3 of ethanol, what was the final temperature of the helium?

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