Click, Clack, and Jim Have Identical Icy Driveways

question 134

Multiple Choice

Click, Clack, and Jim have identical icy driveways. Click buys 10 lb of NaCl, Clack buys 10 lb of CaCl₂, and Jim buys 10 lb of MgCl₂. They spread these salts on their driveways. Which driveway will deice more effectively? (Assume that ideal dissociation of the salts occurs, and that colligative properties are the only consideration.)

• A)Click's driveway will deice best.
• B)Clack's driveway will deice best.
• C)Jim's driveway will deice best.
• D)The three driveways will deice to the same extent.
• E)Clack and Jim's driveways will deice better than Click's.

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Definitions:

Price Elasticity

An indicator of how sensitive the demand or supply for a product or service is to variations in its cost.

Time Available

The amount of time one has free for activities beyond commitments like work or sleep; may refer to leisure or additional productive time.

Related Goods

Products or services that are either complements (used together) or substitutes (used in place of one another) affecting each other's demand.

Price-Inelastic Demand

A situation where the demand for a good or service is relatively unaffected by changes in its price.