tlc

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7 Terms

1
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what is the stationary phase in tlc

paper

2
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what is the mobile phase in tlc

solvent eg water

3
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how to calculate rf value

distance moved by solute/ solvent

4
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what does it mean if the substance is further up the paper

lower adsorbance

5
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which gel is often used

silica or aluminia

6
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advantage of tlc over chromatography

3x faster, works well with small samples

7
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why do different amino acids move at different rates

due to different r groups which give different solubilities in different solvents