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Unformatted text preview: Why didn’t the color stay in the oil layer? Do you have any questions? Explanation: Water and oil do not mix and because the oil is less dense than water, it floats on the surface of the water. Since the food coloring is water-based, it does not dissolve in the oil it was mixed with, but rather remains suspended. Once the food coloring starts separating from the oil, it makes its way through the oil layer and into the water. As the food coloring dissolves in the water, it creates streamers of color or “fireworks.” References: Green, J. The Mad Scientist Handbook, (2000) p. 113. Underwater Fireworks 2...
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This note was uploaded on 09/18/2011 for the course CHM 3218 taught by Professor Stewart during the Spring '08 term at University of Florida.
- Spring '08