CH-1355
Chromatography and Rf values
Chemistry · Secondary 4 · Medium · Chromatography and Rf values
A food dye mixture is analysed by paper chromatography using water as the solvent. One dye travels 6.0 cm from the start line while the solvent front travels 10.0 cm. What is the Rf value of this dye?
- 0.17
- 0.40
- 0.60
- 1.67
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