Experiment 2 Chromatography2. A student properly sets up a column chromatography experiment. Although the mixtureis soluble in the mobile phase, the sample appears "stuck" at the top of the column and willnot elute regardless of how much solvent is applied. What could be the cause of this prob-lem and what could the student do to try and achieve a successful separation?NA disolves in H₂0Salt NAwote H$22ерmaybee Compound NASI is to much."anthe solvent being 120being Alzo is to little v3. A student performs a separation by TLC on a silica get plate that results in three spots. Ared spot is measured 23 mm away from the original sample spot, a blue spot is 42 mmaway, and a yellow spot is 49 mm away. The distance from the original spot to where thesolvent stopped is 55 mm.a) Calculate the Re value for each component in the mixture. (Show your work and reportthe correct number of significant figures.)highest polarity. Explain your answer.b) The silica gel plate is polar. Rank the three components in the mixture from lowest tod

Introduction: Thin-layer chromatography (TLC) is an important technique for the identification and…

red 3. A student performs a separation by TLC on a silica get plate that results in three spots. A is measured 23 mm away from the original sample spot, a blue spot is 42 mm away, and a yellow spot is 49 mm away. The distance from the original spot to where the solvent stopped is 55 mm. spot a) Calculate the Re value for each component in the mixture. (Show your work and report the correct number of significant figures.) br Tons b) The silica gel plate is polar. Rank the three components in the mixture from lowest to highest polarity. Explain your answer.

red 3. A student performs a separation by TLC on a silica get plate that results in three spots. A is measured 23 mm away from the original sample spot, a blue spot is 42 mm away, and a yellow spot is 49 mm away. The distance from the original spot to where the solvent stopped is 55 mm. spot a) Calculate the Re value for each component in the mixture. (Show your work and report the correct number of significant figures.) br Tons b) The silica gel plate is polar. Rank the three components in the mixture from lowest to highest polarity. Explain your answer.

Chemistry & Chemical Reactivity

10th Edition

ISBN:9781337399074

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter11: Intermolecular Forces And Liquids

Section11.6: Properties Of Liquids

Problem 1.2ACP

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