In chromatography what do the mobile and stationary phases do?

In chromatography what do the mobile and stationary phases do?
– Answer these as a list in your JAR you can copy these and type your answers below them.
1.    In chromatography what do the mobile and stationary phases do?

(a)    What is the mobile phase in this experiment?

(b)    What is the stationary phase in this experiment?

2.    Why was a pencil used to mark the paper rather than a pen or marker?

3.    Why is it important for the initial dye “spots” to be small?

4.    Define Fluorescence

5.    Define Phosphorescence

6.    In chemistry or other sciences, what is chromatography used for?

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