HPLC
For a typical adsorbent such as silica gel, the most popular pore diameters are

100 and 150 A°
150 and 200 A°
60 and 100 A°
10 and 50 A°

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HPLC
HPLC methods include

All of these
ion exchange and size exclusion chromatography
liquid/liquid (partition) chromatography
liquid/solid (adsorption) chromatography

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HPLC
HPLC stands for

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

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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
inversely related to the cube root of the peak width
directly related to the square of the peak width
directly related to the square of the peak width

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