What Is the Change in Internal Energy of a System

question 65

Multiple Choice

What is the change in internal energy of a system when it loses 10 kJ of energy and 5,000 J of work is done on the system?

• A) +15 kJ
• B) -10 kJ
• C) -5 kJ
• D) +5,010 J
• E) +4,990 J

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Definitions:

Phosphorus

A chemical element with symbol P, essential for living organisms, contributing to the formation of DNA, RNA, and ATP.

Poultry

Domesticated birds raised for their meat, eggs, or feathers, including chickens, ducks, and turkeys.

Dermatosis

A general term referring to any skin disease or disorder.

Essential Fatty Acids

These are fatty acids that the body cannot produce on its own and must be obtained through diet; crucial for various bodily functions, including cell membrane integrity and inflammatory response regulation.