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12. From the following list, which is the least polar solvent? a.CH3CH2OH Б. СНСІЗ c. (CH3)3CC(CH3)3 d. (CH3)3N e. they
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12. From the following list, which is the least polar solvent? a.CH3CH2OH Б. СНСІЗ c. (CH3)3CC(CH3)3 d. (CH3)3N e. they
12. From the following list, which is the least polar solvent? a.CH3CH2OH Б. СНСІЗ c. (CH3)3CC(CH3)3 d. (CH3)3N e. they are all polar 13. Choose the correct option: in a thin layer chromatography that uses silica gel as adsorbent, the most polar component a. It is affected by the size of the chromatoplate. b. It is not affected by the polarity of the solvent. c.It will be retained more in the silica and will have a smaller Rf than the rest of the components. d. It will have a higher Rf than the rest of the components 14. Miscible liquids, which have different boiling points, can be separated by: a. decantation b. filtration c. distillation d. chromatography
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