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March 28, 2015

Homework Help: Chemistry

Posted by Anonymous on Tuesday, October 25, 2011 at 11:34pm.

A vessel containing 39.5 cm^3 of helium gas at 25C and 106kPa 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 this required 7.7cm^3 of ethanol, what was the final temperature of the helium?

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