Boyle's Law for Enclosed Gases States That at a Constant

question 23

Multiple Choice

Boyle's law for enclosed gases states that at a constant temperature, the pressure is related to the volume by the equation , where k is a constant. If the volume is increasing at a rate of 2 cubic inches per hour, at what rate is the pressure changing when the volume is 50 cubic inches and k = 9 inch-pounds? Round your answer to three decimal places. ​

• A) 0.025 lb/in²/hr
• B) -0.004 lb/in²/hr
• C) -1.235 lb/in²/hr
• D) 0.007 lb/in²/hr
• E) -0.007 lb/in²/hr

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Definitions:

Marginal Cost

An increase in the full cost that comes from producing an additional unit of a product or service.

Monopolistic Competition

A market structure characterized by many firms selling products that are substitutes but not perfect substitutes, leading to each firm having some market power.

Perfect Competition

A market structure characterized by an infinite number of small firms, identical products, and easy market entry and exit, leading to companies not having pricing power.

Monopolistic Competition

A market structure characterized by many firms selling products that are similar but not identical, allowing for some differentiation and price control.