Suppose a System Returns to Its Original Internal Energy After

question 184

Multiple Choice

Suppose a system returns to its original internal energy after the following changes.In step 1, 25 J of work is done on the system as it releases 37 J of heat energy.If, in step 2, the system performs 12 J of work, what is the value of q?

• A)0 J
• B)(-24 J)
• C)(+24 J)
• D)(-49 J)
• E)(+49 J)

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