Gas Chromatography Derivatisation of a sample is carried out to All of these reduce polarity of the analytes increase volatility of the analytes increase the detector response All of these reduce polarity of the analytes increase volatility of the analytes increase the detector response ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Which of these effects result from slow injection of a large sample volume? Increased resolution Non-linear detector response Decreased resolution Constant resolution Increased resolution Non-linear detector response Decreased resolution Constant resolution ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography A retention gap is placed between the injector and the front of the column to prevent backflush of the injected solution retain the sample and release it gradually to the column All of these retain contaminants and prevent them from reaching the column prevent backflush of the injected solution retain the sample and release it gradually to the column All of these retain contaminants and prevent them from reaching the column ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Headspace analysis is carried out in order to 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 determine non-volatiles ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Doubling the column's length increases resolution by a factor of 4 (2)0.5 2 3 4 (2)0.5 2 3 ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Theoretical plates are used to None of these estimate the efficiency of a column measure the distribution of the analyte between mobile and stationary phases determine the thickness of the stationary phase None of these estimate the efficiency of a column measure the distribution of the analyte between mobile and stationary phases determine the thickness of the stationary phase ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS