Gas Chromatography Doubling the column's length increases resolution by a factor of 3 4 (2)0.5 2 3 4 (2)0.5 2 ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography In column switching chromatography one column is removed and replaced by another any of the above the flow to the column is switched on and off repeatedly compounds trapped on one column are eluted to another column one column is removed and replaced by another any of the above the flow to the column is switched on and off repeatedly compounds trapped on one column are eluted to another column ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography What are the benefits of decreasing the column internal diameter? Increased resolution Reduced risk of column overloading Increased sample capacity All of these Increased resolution Reduced risk of column overloading Increased sample capacity All of these ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Derivatisation of a sample is carried out to reduce polarity of the analytes increase volatility of the analytes All of these increase the detector response reduce polarity of the analytes increase volatility of the analytes All of these increase the detector response ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Headspace analysis is carried out in order to determine non-volatiles analyse volatile compounds from solid or liquid samples determine the psychological state of the tutor analyse the column contents ahead of the sample determine non-volatiles analyse volatile compounds from solid or liquid samples determine the psychological state of the tutor analyse the column contents ahead of the sample ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Helium is generally preferred as carrier gas over nitrogen and hydrogen because all of above it has a lower viscosity it doubles up as a party gas for balloons and funny voices it is inert all of above it has a lower viscosity it doubles up as a party gas for balloons and funny voices it is inert ANSWER DOWNLOAD EXAMIANS APP
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