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A sample system consists of argon confined in a cylinder with a movable piston. Moving the pistion inward uses 24.9J. 15.6J of heat are produced and dissipated to a surrounding water jacket. What is the net energy change of the system?

15.9J
-24.9J
9.3J
24.9J
-9.3J

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Category:- Chemistry
Reference No.:- M91075581

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