A 2.50 g sample of naphthalene, C10H8, was dissolved in 100 g of benzene. What is...

Question

Question

A 2.50 g sample of naphthalene, C₁₀H₈, was dissolved in 100 g of benzene. What is the freezing point of the solution?

The freezing point of pure benzene is 5.45 degrees Celsius; K_f=5.07 degrees Celsius/m.

The molar mass of C₁₀H₈ is 128.17 g/mol

The answer is supposed to be 4.46 degrees Celsius. How did they get there?

Answer 1

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