Suppose a System Returns to Its Original Internal Energy After

question 130

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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