How does anhydrous sodium sulfate dry organic solvents?
Vaporizes the water in the organic solvent.
Reacts with water to form sulfur dioxide.
Alters the density of water in the solvent.
Complexes with water due to higher affinity.
You have a mixture of aniline and benzoic acid, select the correct sequence for first extracting aniline, precipitating it, then extracting benzoic acid and precipitating it.
Acid extraction, neutralization, base extraction, neutralization
Base extraction, neutralization, acid extraction, neutralization
Neutralization, base extraction, acid extraction, neutralization
base extraction, acid extraction, neutralization, neutralization