(Answered) As a reaction occurs the system loses 1150 j of heat to the

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As a reaction occurs, the system loses 1150 J of heat to the surroundings. A piston moves downward as the gases react to form a solid. As the volume of the gas decreases under the constant pressure of the atmosphere, the surroundings do 480 J of work on the system. What is the change in the internal energy of the second piece of machinery once it has reached the roof? kJ

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