Which of the Following Describes Size-Exclusion HPLC

question 4

Multiple Choice

Which of the following describes size-exclusion HPLC?

• A) Porous beads trap smaller molecules and exclude larger ones.
• B) Tiny beads trap larger molecules and exclude smaller ones.
• C) Molecules are retained by immobilized charged groups.
• D) Particles are resolved in an inert gas mobile phase.

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Definitions:

Pitch

The perceived frequency of a sound, determining its "highness" or "lowness."

Amplitude

The height or strength of a wave signal, determining its intensity or power, often used in the context of sound, light, or electronic signals.

Sound Waves

Vibrations that travel through air or another medium and can be heard when they reach a person's or animal's ear.

Eardrum

A delicate layer dividing the outer ear from the middle ear, which responds to sound waves by vibrating.