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Did an experiment in Organic Chem Lab titled "Isolation of Caffeine from Tea" In the experiment, students had to isolate caffeine from tea leaves using a simplified Soxhlet extractor. The crude and purified caffeine obtained was analyzed by thin layer chromatography. A question from the packet asked

1) Give two reasons why the product is concentrated in the distillation flask during a continuous solid-liquid extraction.

2) what difficulties may be encounter during the determination of the melting point of caffeine?

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