Calculate the Change in Internal Energy (ΔU) for a System

question 66

Multiple Choice

Calculate the change in internal energy (ΔU) for a system that is giving off 45.0 kJ of heat and is performing 855 J of work on the surroundings.

• A) 44.1 kJ
• B) -44.1 kJ
• C) -45.9 kJ
• D) 9.00 × 10² kJ
• E) -9.00 × 10² kJ

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Positive Regard

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