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
Greater sensitivity and reusable columns
All of these

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HPLC
HPLC stands for

both (a) and (b)
High Pressure Liquid Chromatography
Highly Placed Liquid Chromatography
High Performance Liquid Chromatography

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HPLC
An eluotropic series

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

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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

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