The Standard Enthalpy of Vaporization of Freon-11,CFCl₃,is 25

question 2

Multiple Choice

The standard enthalpy of vaporization of Freon-11,CFCl₃,is 25.21 kJ/mol at its normal boiling point of 17°C.What is the change of entropy for 1 mol of liquid Freon-11 when it vaporizes at its normal boiling point?

• A)8.69 × 10^-2 J/K
• B)7.31 × 10³ J/K
• C)86.9 J/K
• D)1.48J/K
• E)1.48× 10³ J/K

Calculate the profit-maximizing output level based on given costs and market prices.

Identify the conditions for a firm's short-run and long-run equilibrium in perfect competition.

Explain the role of marginal cost in a firm’s decision-making process.

Determine the shut-down price and break-even price for firms.

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Definitions:

Subducts

Occurs when one tectonic plate moves under another and sinks into the Earth's mantle due to plate tectonic processes.

Subduction Zone

A region at convergent plate boundaries where one tectonic plate moves under another into the mantle, often causing earthquakes and volcanic activity.

Seawater

The saltwater that makes up the oceans and seas covering more than 70% of the Earth's surface, comprising a complex solution of various salts and minerals.

Mid-Ocean Ridge

A subaquatic chain of mountains created by the movement of tectonic plates, leading to the formation of new ocean floor.