When 121 G of the Sugar Sucrose (A Nonelectrolyte) Are Dissolved

question 90

Multiple Choice

When 12.1 g of the sugar sucrose (a nonelectrolyte) are dissolved in exactly 800 g of water, the solution has a freezing point of -0.082°C. What is the molar mass of sucrose? (K_f of water is 1.86°C/m.)

• A) 426 g/mol
• B) 99.2 g/mol
• C) 178 g/mol
• D) 266 g/mol
• E) 343 g/mol

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