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NSEJS · Is Matter Around Us Pure? · Quiz

Is Matter Around Us Pure? — quick quiz

5 NSEJS-pattern questions on Is Matter Around Us Pure?. Instant scoring and solutions, no signup — see where you stand in a few minutes.

Question 1 of 5

Medium

A student performs paper chromatography to separate the dyes present in black ink. The solvent front moves 8 cm from the baseline, while a particular dye spot moves 5.6 cm. What is the Rf value of this dye?