Chapter 27: Q. 27.28 (page 743)
What kinds of mixtures are separated by
Short Answer
Tiny (inorganic) gas molecules such as oxygen, nitrogen, carbon dioxide, sulfur dioxide, nitrogen oxide, and others are separated using this technique.
Chapter 27: Q. 27.28 (page 743)
What kinds of mixtures are separated by
Tiny (inorganic) gas molecules such as oxygen, nitrogen, carbon dioxide, sulfur dioxide, nitrogen oxide, and others are separated using this technique.
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Get started for freeOne method for quantitative determination of the concentration of constituents in a sample analyzed by is the area-normalization method. Here, complete elution of all of the sample constituents is necessary. The area of each peak is then measured and corrected for differences in detector response to the different eluates. This correction involves dividing the area by an empirically determined correction factor. The concentration of the analyte is found from the ratio of its corrected area to the total corrected area of all peaks. For a chromatogram containing three peaks, the relative areas were found to be , , and in the order of increasing retention time. Calculate the percentage of each compound if the relative detector responses were , , and , respectively
What are retention indexes? Describe how they are determined
What is the difference between a total-ion chromatogram and a mass chromatogram?
Why are gas chromatographic stationary phases often bonded and cross-linked? What do these terms mean?
How do gas-liquid and gas-solid chromatography differ?
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