Physics, 19.09.2019 17:30, Vanina2001

What is the change in internal energy if 60 j of heat are released from a system and 20 j of work is done on the system use u = q - w.
a. -40 j
b. 40 j
c. -80 j
d. 80 j

Answers: 2

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What is the change in internal energy if 60 j of heat are released from a system and 20 j of work is...