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A column chromatography procedure for the separation of a polar and a non-polar compound calls for sequential elution with the following two solvents: methylene chloride

A column chromatography procedure for the separation of a polar and a non-polar compound calls for sequential elution with the following two solvents: methylene chloride / hexanes

Which solvent should be used first?

a) methylene chloride

b) hexanes

c) it does not matter which solvent is used first

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b Hexanes The less polar solvent hexanes should be used first so that t... blur-text-image

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