Gas Chromatography The column is heated to reduce band broadening to get sharper peaks prevent analyte condensation within the column all of these control elution of the different analytes reduce band broadening to get sharper peaks prevent analyte condensation within the column all of these control elution of the different analytes ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Which of the following gases is unsuitable for use as a GC carrier gas? Nitrogen All of these Helium Oxygen Nitrogen All of these Helium Oxygen ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Doubling the column's length increases resolution by a factor of (2)0.5 4 2 3 (2)0.5 4 2 3 ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography What are the benefits of decreasing the column internal diameter? All of these Increased resolution Increased sample capacity Reduced risk of column overloading All of these Increased resolution Increased sample capacity Reduced risk of column overloading ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Which of the following detectors give mass flow-dependent signals? All of these Field ionisation detector Thermal conductivity detector Electron capture detector All of these Field ionisation detector Thermal conductivity detector Electron capture detector ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Which of the following detectors give concentration-dependent signals? Electron-capture detector All of these Thermal conductivity Infra-red detector Electron-capture detector All of these Thermal conductivity Infra-red detector ANSWER DOWNLOAD EXAMIANS APP
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