HPLC In normal phase HPLC, there is a non polar solvent/polar column any of the above non polar solvent/non-polar column polar solvent/non-polar column non polar solvent/polar column any of the above non polar solvent/non-polar column polar solvent/non-polar column ANSWER DOWNLOAD EXAMIANS APP
HPLC For a typical adsorbent such as silica gel, the most popular pore diameters are 150 and 200 A° 100 and 150 A° 10 and 50 A° 60 and 100 A° 150 and 200 A° 100 and 150 A° 10 and 50 A° 60 and 100 A° ANSWER DOWNLOAD EXAMIANS APP
HPLC Column efficiency is measured in terms of number of plates which is inversely related to the square of the peak width directly 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 inversely related to the square of the peak width directly 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 ANSWER DOWNLOAD EXAMIANS APP
HPLC Which of the following(s) is/are the advantage of HPLC over traditional LPLC (low-pressure liquid chromatography)? All of these Sample recovery Ideal for ionic species and large molecules Greater sensitivity and reusable columns All of these Sample recovery Ideal for ionic species and large molecules Greater sensitivity and reusable columns ANSWER DOWNLOAD EXAMIANS APP
HPLC HPLC stands for High Pressure Liquid Chromatography High Performance Liquid Chromatography both (a) and (b) Highly Placed Liquid Chromatography High Pressure Liquid Chromatography High Performance Liquid Chromatography both (a) and (b) Highly Placed Liquid Chromatography ANSWER DOWNLOAD EXAMIANS APP
HPLC A gradient elution in HPLC is one in which the composition of the solvent both (a) and (b) None of these remains constant is changed continuously or in a series of steps both (a) and (b) None of these remains constant is changed continuously or in a series of steps ANSWER DOWNLOAD EXAMIANS APP
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