Please answer the 3 discussion questions :)

Two different Mobile phase: 20% Acetone in Water and 205 Acetone in Water Below are photos of Vis-a-Vis markers in 20x Acetone in Water and 800 Acetone in Water as the mobile phase 20s Acetone in Water is more polar than 80\% Acetone in Waten. Discussion Questions: " Do not repeat the question. Remember to answer in complete sentences and answer in such a way that the reader knows what is asked. 1. What kind of change took place? Was it chemical or physical? How can you tell if the change was chemical or physical? What could you do 2. In the photos of the Visa-Vis markers, the Yellow dye in the Green, Black, and Orange were lower in the 20% Acetone and higher up in the 80% Acetone. Knowing that water is more polar than acetone, briefly explain what this indicates about the polarity of the Yellow dye. 3. The colors of the Vis-a. Vis markers are not made from a single dye, not even the primary colors of Red and Blue. Briefly comment on the Dye combinations used for each color