A 0512 G Sample of an Unknown Nondissociating Solute Was Dissolved

question 112

Multiple Choice

A 0.512 g sample of an unknown nondissociating solute was dissolved in 25.0 g of camphor (K_f = 39.7 $\degree$ C/m) , decreasing the freezing point of camphor by 3.07 $\degree$ C.What is the molar mass of the solute?

• A)150 g/mol
• B)166 g/mol
• C)265 g/mol
• D)631 g/mol
• E)323 g/mol

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