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September 22, 2014

Homework Help: chem

Posted by tracy on Thursday, November 1, 2012 at 10:23am.

A sample containing 6.40 g O2 gas has a volume of 15.0 L. Pressure and temperature remain constant.
a. What is the new volume if 0.600 mole O2 gas is added?
b. Oxygen is released until the volume is 12.0L. How many moles of O2 are removed?
c. What is the volume after 7.50 g He is added to the O2 gas already in the container? plss neeed help

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