1. Interpret the results of each CCM. For example, explain how you identified each spot and how the Rf values relate to the relative polarities of the compounds.

2. Do you expect the different compounds that might be in your unknown to interact differently with the silica plate? With the eluent? Explain your reasoning..

3. Is it possible to compare the results of two different TLC plates without a common spot? Explain your reasoning

6 5 4 3 L2 1 0 3 1 2 4 5 6 1. AS : Aspirine 2 AC: Acetaminophene 3. In : Inconnu UB: Ibuprofene 5. NP: Naproxene 6. CF:Cafeine