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Chromatography is the process of separating a mix of substances and to
then identify them

Mobile phase: the part which moves
Stationary phase: the part which doesn't
Adsorption: mobile phase liquid, stationary
phase solid
Partition: mobile and stationary phase liquid
Paper chromatography
Paper chromatography is partition…

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Can be attached to a mass spec to identify the compound
Retention time : the time taken for the substance to reach the detector
after release
Bad because similar substances will have similar retention times e.g.

Mass spectrometry
Used to identify a
compounds molecular
formula and parts of its…


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