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FAST PLEASE What is the change in internal energy if 90 J of thermal energy is added to a system, and the system does 30 J of work on the surroundings? Use AU = Q- W. A. -130 J<…

FAST PLEASE What is the change in internal energy if 90 J of thermal energy is added to a system, and the system does 30 J of work on the surroundings? Use AU = Q- W. A. -130 J<…
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FAST PLEASE What is the change in internal energy if 90 J of thermal energy is added to a

system, and the system does 30 J of work on the surroundings? Use AU = Q-
W.
A. -130 J

asked
User Ygoe
by
8.0k points

1 Answer

4 votes
A is right because I took the test
answered
User Khue Vu
by
8.1k points
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