A Solution Is Prepared by Adding 35

question 24

Multiple Choice

A solution is prepared by adding 35.5 mL of ethylene glycol,C₂H₆O₂,to 250.0 g of water.What is the freezing point of this solution? The K_f for water is 1.86°C/m and the density of ethylene glycol is 1.1135 g/mL.Consider if the solute is an electrolyte or a nonelectrolyte.

• A)−0.29°C
• B)−4.74°C
• C)−0.01°C
• D)0.00°C

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Definitions:

Pareto Optimal Allocations

A situation where it is impossible to make any one individual better off without making at least one individual worse off, indicating an efficient allocation of resources.

Edgeworth Box

A diagram used in microeconomics to show how different allocations of goods can lead to efficiency or inefficiency within a market.

Utility Function

A formula that quantifies the happiness or satisfaction received from consuming certain amounts and combinations of goods and services.

Endowed

Furnished or provided with a particular quality, ability, or asset.