1. Explain how an emulsifier can combine a nonpolar substance with a polar substance. 2. Mayonnaise is...

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Chemistry

1. Explain how an emulsifier can combine a nonpolarsubstance with a polar substance.
2. Mayonnaise is a thick mixture containing oil, vinegar(water-based), and a phospholipid molecule called lecithin found inthe yolks of eggs. Mayonnaise cannot be made without lecithin.Explain why lecithin is a critical ingredient.?

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1 Emulsifiers are kind of like detergents or soap The way soap works is its a long molecule where one end is polar and the other end is nonpolar Grease and dirt are nonpolar while water is very polar Polar and nonpolar things generally dont mix well which is why washing grease off your hand with just water doesnt work very well But if you have a soap or a detergent the polar end of the soap moleculesstick to the polar water and the nonpolar end of the soap molecules stick to the dirt therefore bringing the dirt and water together which is why you can then wash dirt and grease off your hands The soap acts as a bridge that brings the two things together Oil and water dont mix for the same reason oil is very nonpolar But if you add an emulsifier to them you can get the two to mix in an emulsion So the emulsifier doesnt See Answer

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