Gas Chromatography Column bleeding occurs when 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 traces of the stationary phase are eluted ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Which of these effects result from slow injection of a large sample volume? Constant resolution Decreased resolution Non-linear detector response Increased resolution Constant resolution Decreased resolution Non-linear detector response Increased resolution ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography What are the benefits of decreasing the column internal diameter? All of these Reduced risk of column overloading Increased sample capacity Increased resolution All of these Reduced risk of column overloading Increased sample capacity Increased resolution ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Which of the following are not used as stationary phases in a GC column? Polysiloxanes None are used as stationary phases Silica Cyclodextrins Polysiloxanes None are used as stationary phases Silica Cyclodextrins ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Sample injection is considered successful if the sample is homogenously spread along the column all of the sample in the injector has been added to the column the sample is spread evenly along the column the sample is concentrated at the start of the column the sample is homogenously spread along the column all of the sample in the injector has been added to the column the sample is spread evenly along the column the sample is concentrated at the start of the column 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
EXAMIANS