Question
Distance traveled by spot (cm) Solvent front (cm) R f Spot in R (red) lane 3.00 5.90 0.508 Spot in Y (yellow) lane 1.20 5.90
| Distance traveled by spot (cm) | Solvent front (cm) | Rf | |
|---|---|---|---|
| Spot in R (red) lane | 3.00 | 5.90 | 0.508
|
| Spot in Y (yellow) lane | 1.20 | 5.90 |
0.203 |
| Spot in B (blue) lane | 5.00 | 5.90 |
0.847 |
| Upper spot in U (unknown) lane | 4.70 | 5.90 | 0.797
|
| Lower spot in U (unknown) lane | 2.90 | 5.90 |
0.492 |
Based on your TLC, which best describes the identity of the unknown food dye?
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Fundamentals Of General Organic And Biological Chemistry
Authors: John E. McMurry, Carl A. Hoeger, Virginia E. Peterson, David S. Ballantine
7th Edition
978-0321750839, 0321750837
