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AP Chemistry
Unit 3 – Intermolecular Forces and Properties
Topic 3.9
Which of the following statements about chromatography is true?
In paper chromatography, the stationary phase is a solid support and the mobile phase is a liquid.
The Rf value in thin-layer chromatography is calculated as the distance traveled by the component divided by the distance traveled by the mobile phase.
Chromatography is a method used to separate components of a mixture based on their differences in electrical charge.
Retention time is the time it takes for a component to elute from the stationary phase in gas chromatography.
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AP Chemistry - 3.9 Separation of Solutions and Mixtures Chromatography
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Chromatography
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AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.
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