A 376 Mg Sample of a Nonelectrolyte Compound Isolated from Throat

question 117

Multiple Choice

A 376 mg sample of a nonelectrolyte compound isolated from throat lozenges was dissolved in water to produce 10.0 mL of a solution at 25C. The osmotic pressure of this solution was measured and found to be 4.89 atm. What is the molar mass of this compound?

• A)489 g/mol
• B)941 g/mol
• C)48.9 g/mol
• D)199 g/mol
• E)188 g/mol

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