A Solution Containing 10

question 34

Multiple Choice

A solution containing 10.0 g of an unknown liquid and 90.0 g water has a freezing point of -3.33 °C. Given K_f = 1.86 °C/m for water, the molar mass of the unknown liquid is ________ g/mol.

• A)69.0
• B)333
• C)619
• D)161
• E)62.1

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Definitions:

Resource Costs

The expenses associated with the acquisition and use of raw materials, labor, and other inputs required for the production of goods or services.

Price Elasticity of Demand

A measure of how much the quantity demanded of a good responds to a change in the price of that good, indicating the sensitivity of demand to price changes.

Quantity Demanded

Refers to the total amount of a good or service that consumers are willing and able to purchase at a given price level in a specified time period.

Price-elasticity of Demand Coefficient

measures how much the quantity demanded of a good responds to a change in the price of that good, calculated as the percentage change in quantity demanded divided by the percentage change in price.