Given the following data for: Mass of test tube and stearic acid = 14.17 g Mass of test tube = 11.40 g Freezing point of stearic acid = 69.59 oC Mass of weighing paper + naphthalene =1.230 g Mass of weighing paper = 0.920 g Freezing point solution = 64.00oC Kf = 4.5 oC/m Determine the following

Given the following data for: Mass of test tube and stearic acid = 14.17 g Mass of test tube = 11.40 g Freezing point of stearic acid = 69.59 oC Mass of weighing paper + naphthalene =1.230 g Mass of weighing paper = 0.920 g Freezing point solution = 64.00oC Kf = 4.5 oC/m Determine the following

Chemistry

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ISBN:9781133611097

Author:Steven S. Zumdahl

Publisher:Steven S. Zumdahl

Chapter11: Properties Of Solutions

Section: Chapter Questions

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Given the following data for:

Mass of test tube and stearic acid = 14.17 g

Mass of test tube = 11.40 g

Freezing point of stearic acid = 69.59 ^oC

Mass of weighing paper + naphthalene =1.230 g

Mass of weighing paper = 0.920 g

Freezing point solution = 64.00^oC

Kf = 4.5 ^oC/m

Determine the following

molar mass of naphthalene, experimentally (3 significant figures):
% error if theoretical molar mass of naphthalene is 128.17 g/ mole, USE ABSOLUTE VALUE (3 significant figure):

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