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3. What is the order in which the following compounds would be eluted from an HPLC column containing normal-phase packing? a. Benzene, diethyl ether,

3. What is the order in which the following compounds would be eluted from an HPLC column containing normal-phase packing? a. 

3. What is the order in which the following compounds would be eluted from an HPLC column containing normal-phase packing? a. Benzene, diethyl ether, n-hexane b. Acetone, dichloroethane, acetamide 4. What is the order in which the following compounds would be eluted from an HPLC column containing reversed-phase packing? a. Ethyl acetate, acetic acid, dimethylamine b. Propylene, hexane, benzene, dichlorobenzene

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