yes
Bile
egg yolk i think
bile
as an emulsifying agent
Yes, a surfactant can act as an emulsifying agent. Surfactants have the ability to lower the surface tension between two immiscible phases, allowing them to mix and form stable emulsions.
This mixture is an emulsion.
Methyl stearate is primarily used as a lubricant and emollient in cosmetics and personal care products. It is not commonly used as an emulsifying agent, as it lacks the hydrophilic properties needed to stabilize emulsions effectively. Alternative emulsifiers like polysorbates or lecithin are more commonly used for this purpose.
egg yolk...?
Water and oil form a colloidal dispesion.
In an emulsion, water is held by the emulsifying agent, which acts as a barrier between the water and the other components of the mixture. The emulsifying agent helps to stabilize the mixture by preventing the water droplets from coalescing and separating out. This allows water to be evenly dispersed throughout the emulsion.
In its acid form this substance is used as a leavening agent (ie, for making dough rise), and in its alkaline form as an emulsifying agent. Please see the link.
A good emulsifying agent should be able to stabilize the mixture of two immiscible substances (such as oil and water) by reducing interfacial tension and preventing separation. It should form a stable emulsion that remains uniform and does not easily break down over time or with changes in temperature or other external factors. Additionally, a good emulsifying agent should be compatible with the substances being emulsified and have a balanced HLB value for the specific application.