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Below are photos of Vis-a-Vis markers in 20% Acetone in Water and 80% Acetone in Water as the mobile phase. 20% Acetone in Water is

Below are photos of Vis-a-Vis markers in 20% Acetone in Water and 80% Acetone in Water as the mobile phase. 20% Acetone in Water is more polar than 80% Acetone in Water.
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  1. What kind of change took place? Was it chemical or physical? How can you tell if the change was chemical or physical?
  2. In the photos of the Vis-a-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.
Moble Phase =203 Acetrese in the Mobile Phoe =802 Acetane in te. GeEen BWR BLACF RED ORANER GRCEN BUE BLACK REO OAAUNS

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