Calculate ΔU of a Gas for a Process in Which

question 32

Multiple Choice

Calculate ΔU of a gas for a process in which the gas absorbs 45 J of heat and does 11 J of work by expanding.

• A) -34 J
• B) 56 J
• C) -56 J
• D) 0 J
• E) 34 J

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Definitions:

Depression

A prolonged and severe downturn in economic activity, characterized by high unemployment, falling prices, and reduced levels of trade and investment.

Production Possibilities Frontier

A graph illustrating the maximum possible output combinations for two products that a country can produce given its technological capabilities and quantity of inputs.

Unemployment

The situation when individuals who are capable of working and are actively seeking employment are unable to find a job.

Production Possibilities Curve

A curve depicting all maximum output possibilities for two goods, given a set of inputs and technology.