Multiple Choice
A system has an increase in internal energy of 60 J while 90 J was removed from the system by heat.How much work was involved during this process and was it done on the system or done on its environment?
A) 30 J on the system
B) 30 J on the environment
C) 150 J on the system
D) 150 J on the environment
Correct Answer:

Verified
Correct Answer:
Verified
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