Chromatography portfolio

5. what evidence is there that marker ink is a mixture?
6. each compound in the marker ink is represented by a color. did one compound travel farther than others? explain why you think that this is the case.
7. did the compounds travel farther in water or isopropyl alcohol (rubbing alcohol)? explain why you think that this is the case.
8. how could you improve upon the accuracy of your r[f] measurements?

A__ is two or more substances that are together in the same place but are not chemically combined

Which of these expressions are correct variations of the combined gas law? p1v1t2 = p2v2t1 both

According to the valence shell electron pair repulsion (vsepr) theory, a molecule that has four electron groups around the central atom will exhibit what electron geometry? view available hint(s) according to the valence shell electron pair repulsion (vsepr) theory, a molecule that has four electron groups around the central atom will exhibit what electron geometry? trigonal bipyramidal tetrahedral square planar determination of electron geometry requires information on whether the electron groups are lone pairs or bonding groups.