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July 30, 2015

Homework Help: Chemistry

Posted by Brittany on Monday, March 5, 2012 at 6:09pm.

A gaseous reaction occurs at a constant pressure of 50.0 atm and releases 69.8 kJ of heat. Before the reaction, the volume of the system was 8.80 L . After the reaction, the volume of the system was 2.80 L .
Calculate the total internal energy change, change in U , in kilojoules.

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