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Chromatography is used to separate a mixture. One spot is observed 5.2 cm from the origin. The solvent front traveled 10.1 cm from the origin.

Chromatography is used to separate a mixture. One spot is observed 5.2 cm from the origin. The solvent front traveled 10.1 cm from the origin. The origin is 1.0 cm from the base of the chromatogram. What is the retention factor for the spot?

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