SC-619
Chromatography
Lower Sec Science · Secondary 1 · Hard · Chromatography
A mixture of blue ink and water is to be separated in the lab. The teacher suggests using paper chromatography. What is the main reason why the coloured dyes in the ink can be separated by this method?
- Different dyes have different solubilities in the solvent used
- The dyes have the same boiling point as the solvent
- The dyes are all insoluble in the solvent
- The dyes have the same attraction to the paper
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