10.0 g of an organic substance is dissolved in 80.0 g of benzene. The freezing point of the solution is 1.20 °C. a) What is the molar mass of the organic substance? b) Elemental analysis of the organic substance shows that its empirical formula is C3H2Cl. Determine the molecular formula of the substance. c) Calculate the exact molar mass of the substance from the molecular formula. How does it fit
10.0 g of an organic substance is dissolved in 80.0 g of benzene. The freezing point of the solution is 1.20 °C. a) What is the molar mass of the organic substance? b) Elemental analysis of the organic substance shows that its empirical formula is C3H2Cl. Determine the molecular formula of the substance. c) Calculate the exact molar mass of the substance from the molecular formula. How does it fit
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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10.0 g of an organic substance is dissolved in 80.0 g of benzene. The freezing point of the solution is
1.20 °C.
a) What is the molar mass of the organic substance?
b) Elemental analysis of the organic substance shows that its empirical formula is C3H2Cl.
Determine the molecular formula of the substance.
c) Calculate the exact molar mass of the substance from the molecular formula. How does it fit
with what you calculated from the freezing point lowering?
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