Gas Chromatography The column is heated to control elution of the different analytes all of these reduce band broadening to get sharper peaks prevent analyte condensation within the column control elution of the different analytes all of these reduce band broadening to get sharper peaks prevent analyte condensation within the column ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography What does the selectivity factor describe? The proportional difference in widths of two chromatographic peaks The relative separation achieved between two species None of these The maximum number of different species which a column can separate simultaneously The proportional difference in widths of two chromatographic peaks The relative separation achieved between two species None of these The maximum number of different species which a column can separate simultaneously ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Which of the statements is correct? Gas chromatography is used to analyse gases, solutions and solids Gas chromatography is used to analyse gases Gas chromatography is used to analyse solids All of these Gas chromatography is used to analyse gases, solutions and solids Gas chromatography is used to analyse gases Gas chromatography is used to analyse solids All of these ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Column bleeding occurs when traces of the stationary phase are eluted the column is cracked and stationary phase leaks out the column breaks during installation and causes personal injury elution of the analyte is extended over time traces of the stationary phase are eluted the column is cracked and stationary phase leaks out the column breaks during installation and causes personal injury elution of the analyte is extended over time ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Resolution is proportional to the square of the number of theoretical plates in a column cube root of the number of theoretical plates in a column number of theoretical plates in a column square root of the number of theoretical plates in a column square of the number of theoretical plates in a column cube root of the number of theoretical plates in a column number of theoretical plates in a column square root of the number of theoretical plates in a column ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Which of the following gases is unsuitable for use as a GC carrier gas? Nitrogen Oxygen All of these Helium Nitrogen Oxygen All of these Helium ANSWER DOWNLOAD EXAMIANS APP
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