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April 21, 2014

Homework Help: physics/chemistry

Posted by kate on Monday, January 3, 2011 at 9:34pm.

A rigid tank contains 0.40 moles of oxygen (O2). Determine the mass (in kg) of oxygen that must be withdrawn from the tank to lower the pressure of the gas from 37 atm to 23 atm. Assume that the volume of the tank and the temperature of the oxygen are constant during this operation.

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