In chromatography, which of the following can the mobile phase be made of?
A. Solid or liquid
B. Liquid or gas
C. Gas only
D. Liquid only
Answer:B
In chromatography, which of the following can the mobile phase be made of?
A. Solid or liquid B. Liquid or gas C. Gas only D. Liquid only
Explanation: In chromatography, the mobile phase can be composed of liquid or gas. It cannot be a solid material.