CH-388
Chromatography and Rf values
Chemistry · Secondary 3 · Easy · Chromatography and Rf values
A student separates a mixture of three coloured dyes using paper chromatography. The solvent front moves 9.0 cm from the starting line. One dye moves 3.6 cm. What is the Rf value of this dye?
- 0.40
- 0.25
- 2.5
- 0.60
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