Here are the two to remember as we ponder these three questions: Logos – the logical appeal (the content of the argument). — This speaks to the “What do you want me to know?” question. Pathos – the emotional appeal (this has a lot to do with engaging with the audience.
Answer:
There are four main types of chromatography. These are Liquid Chromatography, Gas Chromatography, Thin-Layer Chromatography and Paper Chromatography. Liquid Chromatography is used in the world to test water samples to look for pollution in lakes and rivers.
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