CH-373
Chromatography and Rf values
Chemistry · Secondary 3 · Medium · Chromatography and Rf values
A student separates food dyes using paper chromatography. The solvent front travels 8.0 cm from the start line. One dye spot travels 5.0 cm from the start line. What is the Rf value of this dye?
- 0.40
- 0.63
- 1.60
- 5.00
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