Chromatography Flashcards
1
Q
Can chromatography be used to substances that are insoluble e.g. ink
A
Yes
2
Q
What happens during chromatography using ink
A
When you place the different dyes in a solvent, they will move up the page at different rate and separate out .
3
Q
What is the method called in chromatography
A
Chromatogram
4
Q
Can chromatogram help you know how many dyes there are
A
Yes
5
Q
What is the formula for Rf
A
Rf=
Distance from base line to the spot
————————————————————————
Distance from the base line to the solvent front
