1. The name of the equipment used to separate 2 immiscible phases by extraction is

_____________________.

2. The component of the mixture that transforms into a water-soluble salt on

treating the two-component mixture with sodium hydroxide solution is the one that

has the highest ___________________.

3. The lower phase in equipment used for liquid-liquid extraction in a mixture

of water-dichloromethane is_________________, because __________________

______________________________________________.

4. What is magnesium sulfate used for at the end of the extraction? How I know

can you delete?