Wednesday
September 17, 2014

Homework Help: chemistry

Posted by leah on Wednesday, January 25, 2012 at 8:27pm.

A closed container with a mixture of hydrogen, helium, and argon has a total pressure of 2.90 atm. The partial pressure of hydrogen is 0.500 atm and the partial pressure of argon is 760. mm Hg. What is the partial pressure of helium?

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