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03-02-2024
Chemistry

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A student uses paper chromatography to analyse four samples of ink (X, A, B & C). The diagram
shows the result. Identify the mobile and stationary phases then describe what the results tell you.
Calculate the Rf value for the substance in ink B. (6 marks)

A student uses paper chromatography to analyse four samples of ink X A B amp C The diagram shows the result Identify the mobile and stationary phases then descr class=

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