(paper chromatography)

1. what carrier solution might work well to separate newspaper inks? why?

2. what carrier solution might work to separate different salts? why?

3. what carrier solution might work to separate different fatty acids?
why?

i really have no idea what the answers could be. i tried searching google but couldn't find much.

he uptake of drugs from the intestine is often strongly influenced by diffusion. for example, consider a water-insoluble steroid for treating inflammation that is solubilized in aggregates of detergent molecules, called micelles. these micelles, aggregates of 80 soap molecules, have a molecular weight of 24,000, a diameter of 2.6 nm, and a charge of -27. the positively charge ions (counterions) in this system are na".