A 5.00 g of an organic solid is dissolved in 100.0 g of benzene. The boiling temperature of this solution is 82.42 °C. The organic compound is 15.72% nitrogen, 7.92% hydrogen, 35.92% oxygen and the remainder is carbon. The boiling temperature of pure benzene is 80.1 °C; Kb = 2.53 °C-kg/mol. a. Determine the molecular weight of the organic solid. b. Determine the molecular formula of the solid c. Determine the mole fraction of the organic solid in the solution d. If the density of this solution is 0.8989 g/mL , calculate the molarity of the solution
A 5.00 g of an organic solid is dissolved in 100.0 g of benzene. The boiling temperature of this solution is 82.42 °C. The organic compound is 15.72% nitrogen, 7.92% hydrogen, 35.92% oxygen and the remainder is carbon. The boiling temperature of pure benzene is 80.1 °C; Kb = 2.53 °C-kg/mol. a. Determine the molecular weight of the organic solid. b. Determine the molecular formula of the solid c. Determine the mole fraction of the organic solid in the solution d. If the density of this solution is 0.8989 g/mL , calculate the molarity of the solution
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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A 5.00 g of an organic solid is dissolved in 100.0 g of benzene. The boiling temperature of this solution is 82.42 °C. The organic compound is 15.72% nitrogen, 7.92% hydrogen, 35.92% oxygen and the remainder is carbon. The boiling temperature of pure benzene is 80.1 °C; Kb = 2.53 °C-kg/mol. a. Determine the molecular weight of the organic solid. b. Determine the molecular formula of the solid c. Determine the mole fraction of the organic solid in the solution d. If the density of this solution is 0.8989 g/mL , calculate the molarity of the solution
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