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3N3
is unpredictable
US. TALK.
BYEBYE.
Cheera Hazhmirra
Jermaine
Jingsheng
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Teacher-in-charge: Mr chio Students: Adlin, Diyanah, Elisa, Grace, Jermaine, Jingsheng, Pauline, Qianwei, Saiful, Tabatha, Vinis, Wende, Zongxian, Friday, April 30, 2010
10:14 PM
⇨ Chemistry e-learning
Question: What are the advantages and disadvantages of chromatography? and lastly, look around the internet and see what are the different types of chromatography there are. Answer: The advantages of chromatography is that it could separate very complex mixtures such as drugs, plastics, flavorings, tissue extracts, fuels, air samples, water samples and more. It requires a small amount of sample. It can be used to determine the number of components of a mixture clearly. The disadvantaged of chromatography is that paper chromatography has its limitations. Some mixtures are very difficult to separate by paper chromatography. It can't be used in quantitative analysis and doesn't allow the separation of complex mixtures. The different types of chromatograhpy are, Gas Chromatography Liquid Chromatography Ion Exchange Chromatography Affinity Chromatography Paper Chromatography Thin paper Chromatography All information is found on yahoo and google.com Vinis |