If 700 Joules of Heat Is Added to a System

question 53

Multiple Choice

If 700 Joules of heat is added to a system, and the internal energy increases by 450 Joules, how much work is done by the system?

• A) -1150 J
• B) -250 J
• C) 700 J
• D) 250 J
• E) 1150 J

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Definitions:

Price Strategies

Various approaches businesses use to set prices for their products or services with the aim of maximizing profitability and market share.

Pure Competition

A market structure characterized by a large number of small firms, a homogeneous product, and free entry and exit, leading to price taking behavior.

Marginal Revenue

The increase in revenue that results from selling one additional unit of a product or service.

Horizontal Axis

The “left-right” or “west-east” measurement line on a graph or grid.