What Is the Vapor Pressure Lowering , D P, for an Aqueous

question 34

Multiple Choice

What is the vapor pressure lowering , D P, for an aqueous solution prepared by mixing 50.0 grams of glycerol (non-volatile solute) and 500 grams of H₂O at 25 ° C?
Molar Mass(glycerol) = 92.09 g/mol and Molar Mass(H₂O) = 18.02 g/mol; P_H2O (25 ° C) = 23.76 torr.

• A) D P = 0.456 torr
• B) D P = 0.858 torr
• C) D P = 2.16 torr
• D) D P = 21.6 torr
• E) D P = 23.3 torr

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Definitions:

Ratio Analysis

A quantitative method of gaining insight into a company's liquidity, operational efficiency, and profitability by comparing line items on financial statements.