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10 questions from this quiz
To separate and identify chemicals
Ink would dissolve in the solvent
2 cm
About 1 cm deep
It would dissolve before separating
When solvent is 1 cm from the top
A watch glass
The centre of the spot
Rf=SpotSolvent FrontR_f = \frac{\text{Spot}}{\text{Solvent Front}}Rf=Solvent FrontSpot
Identify different chemicals
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