Asked by Anonymous

A system has an initial energy of 117 joules. The energy equation includes --40.1 J of heat and -20.3 J of work. What is the final energy? Was heat added to the system or to the environment? Was work done by the system or to the system? Be sure to show all of your work and include the correct units.

Answers

Answered by DrBob222
E = q + w
117J = -40.1J + (-20.3 J)
This doesn't add to 117; I don't understand the problem. Perhaps another tutor can help.
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