Chromotography Flashcards
1
Q
What does it mean if an ink/dye does not move from the line in a chromotography experiment?
A
It is insoluble in the solvent.
You should use a different solvent, e.g. ethanol
2
Q
How do you calculate the Rf value of a substance from a chromatography experiment?
A
distance travelled by solute / distance travelled by solvent
