When 0500 G of Vitamin K Is Dissolved in 10

question 196

Multiple Choice

When 0.500 g of vitamin K is dissolved in 10.0 g of camphor (K_f = 40.0°C/m) ,the freezing point of the solution is 4.43°C lower than that of pure camphor.Assuming vitamin K is a nonelectrolyte in camphor,calculate its molar mass.

• A)0.451 g/mol
• B)55.4 g/mol
• C)451 g/mol
• D)3.54 × 10⁴ g/mol

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