What Is the Vapor Pressure Lowering D P of an Aqueous

question 125

Multiple Choice

What is the vapor pressure lowering D P of an aqueous glucose solution prepared by dissolving 9.01 grams of glucose, C₆H₁₂O₆, in 17.1 grams of water?
Molar Mass(C₆H₁₂O₆) = 180.16 g/mol and Molar Mass(H₂O) = 18.02 g/mol; vapor pressure of pure water = 23.8 torr (at 25 ° C)

• A) D P = 1.20 torr
• B) D P = 8.21 torr
• C) D P = 12.5 torr
• D) D P = 21.6 torr
• E) D P = 22.6 torr

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