A 10.0 mass percent solution of a nonelectrolyte dissolved in carbon tetrachloride has a boiling point that is 4.50 ° C higher than the solvent. What is the molality of the solute given k_b is 5.03 ° C/m?

Name: A 10.0 mass percent solution of a nonelectrolyte dissolved in carbon tetrachloride has a boiling point that is 4.50 ° C higher than the solvent. What is the molality of the solute given k b is 5.03 ° C/m?
Brand: Quizplus
Rating: 4.9 (55 reviews)

Question

Quizplus · Accepted Answer

Molality = (10 g / 122.56 g/mol) / (1 kg / 5.03 °C/m) = 0.895 m

A 100 Mass Percent Solution of a Nonelectrolyte Dissolved in Carbon