A-LevelChemistryAnalytical techniquesOct/Nov 2022Paper 4 Q912 Marks
A mixture of three organic compounds is separated by gas-liquid chromatography. The chromatogram obtained is shown in [Fig. 9.1]. The amount of each substance is proportional to the area under its peak. [Figure 9.1 Chromatogram showing peaks A, B, C at different retention times]
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