A 1500 ML Sample of an Aqueous Solution at 25 °C

question 85

Multiple Choice

A 150.0 mL sample of an aqueous solution at 25 °C contains 15.2 mg of an unknown nonelectrolyte compound. If the solution has an osmotic pressure of 8.44 Torr, what is the molar mass of the unknown compound?

• A) 223 g mol^-1
• B) 294 g mol^-1
• C) 341 g mol^-1
• D) 448 g mol^-1
• E) 195 g mol^-1

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