HPLC In normal phase HPLC, there is a non polar solvent/non-polar column any of the above non polar solvent/polar column polar solvent/non-polar column non polar solvent/non-polar column any of the above non polar solvent/polar column polar solvent/non-polar column ANSWER DOWNLOAD EXAMIANS APP
HPLC Column efficiency is measured in terms of number of plates which is inversely related to the cube root of the peak width directly related to the square of the peak width inversely related to the square of the peak width directly related to the square of the peak width inversely related to the cube root of the peak width directly related to the square of the peak width inversely related to the square of the peak width directly related to the square of the peak width ANSWER DOWNLOAD EXAMIANS APP
HPLC Void volume refers to the the time required for the gradient to reach the column the volume of the column between the point at which solvents are mixed and the beginning of the column total volume of eluent in the column the remainder being taken up by the packing material the volume of solvent contained in a liquid chromatographic column the time required for the gradient to reach the column the volume of the column between the point at which solvents are mixed and the beginning of the column total volume of eluent in the column the remainder being taken up by the packing material the volume of solvent contained in a liquid chromatographic column ANSWER DOWNLOAD EXAMIANS APP
HPLC An eluotropic series ranks column packing material by their relative abilities to retain solutes on the column None of these is a measure of the solvent adsorption energy ranks solvents by their relative abilities to displace solutes from a given absorbent ranks column packing material by their relative abilities to retain solutes on the column None of these is a measure of the solvent adsorption energy ranks solvents by their relative abilities to displace solutes from a given absorbent ANSWER DOWNLOAD EXAMIANS APP
HPLC An isocratic elution in HPLC is one in which the composition of the solvent remains constant changes in a series of steps changes continuously none of these remains constant changes in a series of steps changes continuously none of these ANSWER DOWNLOAD EXAMIANS APP
HPLC HPLC stands for High Performance Liquid Chromatography High Pressure Liquid Chromatography both (a) and (b) Highly Placed Liquid Chromatography High Performance Liquid Chromatography High Pressure Liquid Chromatography both (a) and (b) Highly Placed Liquid Chromatography ANSWER DOWNLOAD EXAMIANS APP
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