Question
Question: A system absorb 600J of heat and work equivalent to 300J on its surroundings. The change in internal...
A system absorb 600J of heat and work equivalent to 300J on its surroundings. The change in internal energy is
A
300 J
B
400 J
C
500 J
D
600 J
Answer
300 J
Explanation
Solution
We know that ΔE=Q+W=600+(−300)=300J
W = – 300, because the work done by the system.