Which of the following is an example of an emulsifier?

C15H31COONa NaCl CaCO3 CH3COOH

C15H31COONa

Occasionally, when preparing an emulsion, small amounts of specific additional substances are added in order to create a stable emulsion. Emulsifiers, also known as emulsifying agents, are the compounds that are thus added to stabilize the emulsions.