HPLC Which can be used as a mobile phase in HPLC applications? Any compound with limited solubility in liquid Any of the above Any compound with non-solubility in liquid Any compound with solubility in liquid Any compound with limited solubility in liquid Any of the above Any compound with non-solubility in liquid Any compound with solubility in liquid ANSWER DOWNLOAD EXAMIANS APP
HPLC The eluent strength is a measure of solvent diffusivity solvent absorption energy solvent mixing index solvent adsorption energy solvent diffusivity solvent absorption energy solvent mixing index solvent adsorption energy ANSWER DOWNLOAD EXAMIANS APP
HPLC In reversed phase HPLC, there is a polar solvent/non-polar column non polar solvent/non-polar column non polar solvent/polar column any of the above polar solvent/non-polar column non polar solvent/non-polar column non polar solvent/polar column any of the above ANSWER DOWNLOAD EXAMIANS APP
HPLC Which of the following statements is true for a refractive index detector in HPLC? none of above It can only be used for isocratic elutions It is more sensitive than a UV detector It does not respond to many solutes none of above It can only be used for isocratic elutions It is more sensitive than a UV detector It does not respond to many solutes ANSWER DOWNLOAD EXAMIANS APP
HPLC Which of the following(s) is/are the advantage of HPLC over traditional LPLC (low-pressure liquid chromatography)? Sample recovery Ideal for ionic species and large molecules All of these Greater sensitivity and reusable columns Sample recovery Ideal for ionic species and large molecules All of these Greater sensitivity and reusable columns ANSWER DOWNLOAD EXAMIANS APP
HPLC HPLC methods include ion exchange and size exclusion chromatography 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 ANSWER DOWNLOAD EXAMIANS APP
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