The Initial Internal Energy of a System Is 43

question 89

Multiple Choice

The initial internal energy of a system is 43.5 kJ.It absorbs 8.3 kJ of heat while performing 3.5 kJ of work on the surroundings.What is its final internal energy?

• A)48.3 kJ
• B)55.3 kJ
• C)38.7 kJ
• D)31.7 kJ
• E)4.8 kJ

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