CH-421
Chromatography and Rf values
Chemistry · Secondary 3 · Medium · Chromatography and Rf values
A student separates coloured dyes using paper chromatography. The solvent front moves 8.0 cm and a dye spot moves 5.0 cm. What is the Rf value of the dye?
- 0.40
- 0.63
- 1.60
- 13.0
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