physical change
chemical
Chromatography is a physical change because even though you are separating colors the original atomic identity of the colored ink being separated is still retained showing that a chemical reaction has not taken place.
physical change causes the reaction in chromatography!
Chemical broooooooooooooooo niga
it is a chemical change
Chemical I think
physical as the chemical structure does not change.
A physical change
Physical - there are no chemicals involved
Chemical change
Itβs a physical change π
physical change