The principle of column chromatography is_________
A. Capillary action
B. Gravitational force
C. Differential absorption of the substance on the solid phase
D. Differential absorption of the substance on the phase
Answer:C
The principle of column chromatography is_________
A. Capillary action B. Gravitational force C. Differential absorption of the substance on the solid phase D. Differential absorption of the substance on the phase