Gas Chromatography Which of the following detectors give concentration-dependent signals? Electron-capture detector Infra-red detector Thermal conductivity All of these Electron-capture detector Infra-red detector Thermal conductivity All of these ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Resolution is proportional to the cube root of the number of theoretical plates in a column square of the number of theoretical plates in a column square root of the number of theoretical plates in a column number of theoretical plates in a column cube root of the number of theoretical plates in a column square of the number of theoretical plates in a column square root of the number of theoretical plates in a column number of theoretical plates in a column ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography What useful information can be found from a Van Deemter plot? Optimum column length Optimum column temperature Optimum mobile phase flow rate The selectivity factor Optimum column length Optimum column temperature Optimum mobile phase flow rate The selectivity factor ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography What does the selectivity factor describe? The relative separation achieved between two species The proportional difference in widths of two chromatographic peaks The maximum number of different species which a column can separate simultaneously None of these The relative separation achieved between two species The proportional difference in widths of two chromatographic peaks The maximum number of different species which a column can separate simultaneously None of these ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Which of the following gases is unsuitable for use as a GC carrier gas? Oxygen All of these Nitrogen Helium Oxygen All of these Nitrogen Helium ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Sample retention in the column is measured by all of these retention time retention factor retention index all of these retention time retention factor retention index ANSWER DOWNLOAD EXAMIANS APP
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