HPLC Which can be used as a mobile phase in HPLC applications? Any compound with solubility in liquid Any of the above Any compound with non-solubility in liquid Any compound with limited solubility in liquid Any compound with solubility in liquid Any of the above Any compound with non-solubility in liquid Any compound with limited solubility in liquid ANSWER DOWNLOAD EXAMIANS APP
HPLC An isocratic elution in HPLC is one in which the composition of the solvent changes in a series of steps none of these remains constant changes continuously changes in a series of steps none of these remains constant changes continuously ANSWER DOWNLOAD EXAMIANS APP
HPLC HPLC methods include liquid/liquid (partition) chromatography All of these liquid/solid (adsorption) chromatography ion exchange and size exclusion chromatography liquid/liquid (partition) chromatography All of these liquid/solid (adsorption) chromatography ion exchange and size exclusion chromatography ANSWER DOWNLOAD EXAMIANS APP
HPLC In reversed phase HPLC, there is a non polar solvent/non-polar column any of the above polar solvent/non-polar column non polar solvent/polar column non polar solvent/non-polar column any of the above polar solvent/non-polar column non polar solvent/polar column ANSWER DOWNLOAD EXAMIANS APP
HPLC Dwell volume is defined as none of these the time required for the gradient to reach the column the volume of solvent contained in a liquid chromatographic column the volume of the column between the point at which solvents are mixed and the beginning of the column none of these the time required for the gradient to reach the column the volume of solvent contained in a liquid chromatographic column the volume of the column between the point at which solvents are mixed and the beginning of the column ANSWER DOWNLOAD EXAMIANS APP
HPLC The eluent strength is a measure of solvent absorption energy solvent mixing index solvent adsorption energy solvent diffusivity solvent absorption energy solvent mixing index solvent adsorption energy solvent diffusivity ANSWER DOWNLOAD EXAMIANS APP