Unit 2: Emulsions

Question 1

Emulsions

Answer 1

Chemical used to prevent non-polar and polar liquids from separating. Solution which contains small droplets of one liquid dispersed in another.

Question 2

How are emulsions made?

Answer 2

Edible oils are reacted with glycerol to form molecules (one or two fatty acids linked to glycerol backbone)

Question 3

How do emulsions work

Answer 3

One or two hydroxyl groups are hydrophilic (dissolve in water), whilst fatty acid chains are hydrophobic (dissolve in oils)