2. The Rast camphor method is a cryoscopic technique for molar mass determination. Exactly 1.00g of an isoprenoid of known formula (C5H8)n was dissolved in 5.00 g of camphor. The freezing pointof the resulting solution decreased by 18.4 °C relative to pure camphor. Knowing that the K₁ ofcamphor is 37.7 deg.kg/mol:A. Calculate for the molar mass of the isoprenoid.B. Calculate the value of n in the given formula of the isoprenoid. Report in whole number.C. The normal freezing point of camphor is 178.4 °C. At what temperature did theisoprenoid-camphor solution freeze?

This can be done by the colligative properties of solution. Fout of four , freezing point technique…

2. The Rast camphor method is a cryoscopic technique for molar mass determination. Exactly 1.00 g of an isoprenoid of known formula (C5Hg)n was dissolved in 5.00 g of camphor. The freezing point of the resulting solution decreased by 18.4 °C relative to pure camphor. Knowing that the Kf of camphor is 37.7 deg.kg/mol: A. Calculate for the molar mass of the isoprenoid. B. Calculate the value of n in the given formula of the isoprenoid. Report in whole number. C. The normal freezing point of camphor is 178.4 °C. At what temperature did the isoprenoid-camphor solution freeze?

2. The Rast camphor method is a cryoscopic technique for molar mass determination. Exactly 1.00 g of an isoprenoid of known formula (C5Hg)n was dissolved in 5.00 g of camphor. The freezing point of the resulting solution decreased by 18.4 °C relative to pure camphor. Knowing that the Kf of camphor is 37.7 deg.kg/mol: A. Calculate for the molar mass of the isoprenoid. B. Calculate the value of n in the given formula of the isoprenoid. Report in whole number. C. The normal freezing point of camphor is 178.4 °C. At what temperature did the isoprenoid-camphor solution freeze?

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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The Rast camphor method is a cryoscopic technique for molar mass determination. Exactly 1.00 g of an isoprenoid of known formula (C5H8)n was dissolved in 5.00 g of camphor. The freezing point of the resulting solution decreased by 27.7 ℃ relative to pure camphor. Knowing that the Kf of camphor is 37.7 deg·kg/mol: Calculate for the molar mass of the isoprenoid. Calculate the value of n in the given formula of the isoprenoid. Report in whole number. The normal freezing point of camphor is 178.4 ℃. At what temperature did the isoprenoid-camphor solution freeze?
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