Problem: The gas in a piston (defined as the system) is warmed and absorbs 660 J of heat. The expansion performs 346 J of work on the surroundings. What is the change in internal energy for the system?

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E=q+w

where w is work; and q is the heat release or absorb

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Problem Details

The gas in a piston (defined as the system) is warmed and absorbs 660 J of heat. The expansion performs 346 J of work on the surroundings. What is the change in internal energy for the system?

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