Otis watches a cooking show on making mayonnaise. the chef dissolves salt and sugar in vinegar. she mixes in an egg yolk, and then mixes in oil until the ingredients are completely blended together. the chef says that it’s great on sandwiches and that it can be stored without separating.

which best describes the purpose of the egg yolk in the recipe?

it allows the oil to change from liquid to a gas in order to form bubbles.
it acts to hold the vinegar and oil together in a colloid.
it the vinegar be able to form a solution with the salt and sugar.
it mixes with both the vinegar and oil to form a suspension.

Answer

Correct answer is It acts to hold the vinegar and oil together in a colloid.

Explanation:

colloid is a homogeneous substance in which the size of one type of particle is larger than the size of  molecules of other substance of colloid. In colloid particles of one substance dispersed on other type of  substance.The particles of colloid cannot be separated easily.

egg yolk and vinegar mix with each other and it attaches itself to the oil droplets in such a manner that it cannot be separated easily and a colloid is formed.

adding a(n) to an electric circuit would increase the magnetic field around a wire;

b. solenoid

a solenoid is a type of electromagnet whose purpose is to generate a controlled magnetic field.

if the purpose of the solenoid is instead to impede changes in the electric current, a solenoid can be more specifically classified as an inductor rather than an electromagnet.

your answer is, orbit around the nucleus