HPLC Which can be used as a mobile phase in HPLC applications? Any of the above Any compound with solubility in liquid Any compound with limited solubility in liquid Any compound with non-solubility in liquid Any of the above Any compound with solubility in liquid Any compound with limited solubility in liquid Any compound with non-solubility in liquid ANSWER DOWNLOAD EXAMIANS APP
HPLC The eluent strength is a measure of solvent diffusivity solvent absorption energy solvent adsorption energy solvent mixing index solvent diffusivity solvent absorption energy solvent adsorption energy solvent mixing index ANSWER DOWNLOAD EXAMIANS APP
HPLC An eluotropic series 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 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 ANSWER DOWNLOAD EXAMIANS APP
HPLC An isocratic elution in HPLC is one in which the composition of the solvent remains constant changes continuously none of these changes in a series of steps remains constant changes continuously none of these changes in a series of steps ANSWER DOWNLOAD EXAMIANS APP
HPLC Dwell volume is defined as the volume of solvent contained in a liquid chromatographic column the time required for the gradient to reach the column none of these the volume of the column between the point at which solvents are mixed and the beginning of the column the volume of solvent contained in a liquid chromatographic column the time required for the gradient to reach the column none of these the volume of the column between the point at which solvents are mixed and the beginning of the column ANSWER DOWNLOAD EXAMIANS APP
HPLC Which of the following(s) is/are the advantage of HPLC over traditional LPLC (low-pressure liquid chromatography)? Greater sensitivity and reusable columns Sample recovery All of these Ideal for ionic species and large molecules Greater sensitivity and reusable columns Sample recovery All of these Ideal for ionic species and large molecules ANSWER DOWNLOAD EXAMIANS APP
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