SELECTING WORDS QUIZ

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

the volume of solvent contained in a liquid chromatographic column

none of these

Ideal for ionic species and large molecules

All of these

Greater sensitivity and reusable columns

Sample recovery

changes continuously

none of these

changes in a series of steps

remains constant

both (a) and (b)

remains constant

is changed continuously or in a series of steps

None of these

liquid/liquid (partition) chromatography

All of these

ion exchange and size exclusion chromatography

liquid/solid (adsorption) chromatography

solvent absorption energy

solvent diffusivity

solvent mixing index

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

It can only be used for isocratic elutions

none of above

It is more sensitive than a UV detector

It does not respond to many solutes

any of the above

non polar solvent/polar column

non polar solvent/non-polar column

polar solvent/non-polar column

Any compound with non-solubility in liquid

Any compound with solubility in liquid

Any of the above

Any compound with limited solubility in liquid