Calculate the total internal energy change

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A gaseous reaction occurs at a constant pressure of 40.0 atm and releases 68.0 kJ of heat. Before the reaction, the volume of the system was 9.00 L. After the reaction, the volume of the system was 2.00 L.

Calculate the total internal energy change, Delta U, in kilojoules.

Reference no: EM13170572

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