Cliff dwellers who disappeared mysteriously were anasazi indians
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Chromatography technique is best used to separate dyes.
Chromatography is employed to separate complicated mixtures like colored dyes from ink. In natural action, substances are separated as they travel in an exceedingly mobile section that passes through a stationary section. These area unit typically colored substances like food colourings, inks, dyes or plant pigments.
Chromatography is a surface impact therefore chemicals within the dye or liquid mixture opened up as a result of they move at completely different speeds over the stationary solid paper. Mixtures of quite one dye is separated into the individual dyes victimisation natural action.
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All of the above. The counterclaim shows weaknesses in the opposing claim, shows why the main claim is correct, and overall strengthens the argument
