Emulsifiers Content Review

Front

What is an emulsifier?

Back

An emulsifier is a substance that helps mix two liquids that usually do not mix well, like oil and water.

Front

Why do oil and vinegar separate?

Back

Oil and vinegar separate because their molecules are not compatible to bond with each other.

Front

What does it mean for a mixture to be stable?

Back

A stable mixture resists change and does not separate into its individual components.

Front

Can shaking oil and vinegar keep them mixed?

Back

No, shaking oil and vinegar does not keep them mixed because they will eventually separate again.

Front

What is an example of a stable mixture?

Back

Water and vinegar is an example of a stable mixture.

Front

What happens when you add an emulsifier to oil and vinegar?

Back

Adding an emulsifier helps to keep oil and vinegar mixed together.

Front

What is the role of molecular bonds in a mixture?

Back

The strength of molecular bonds determines the stability of the mixture.

Front

What is density?

Back

Density is the measure of how much mass is contained in a given volume.

Front

Why is oil less dense than vinegar?

Back

Oil is less dense than vinegar, which is why it floats on top when mixed.

Front

What is an example of an emulsifier?

Back

Lecithin, found in egg yolks, is a common emulsifier used in cooking.