What is the change in internal energy for a process which has final and initial states are exactly similar?

What is the change in internal energy for a process which has final an

1.	What is the change in internal energy for a process which has final and initial states are exactly similar?
A.	Positive
B.	Negative
C.	Zero
D.	Cannot say
Answer» D. Cannot say

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What is the change in internal energy for a process which has final and initial states are exactly similar?

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