When a raw, shell-ess egg was placed in sugar solution, the egg shrank., The egg was brought back to its original size by placing it in water. Which process does the experiment demonstrate?

A: osmosis. The egg first expanded because it was placed in a hypertonic solution (sugar water), causing the water to exit the egg to balance the higher concentration of solute outside of the egg. Placing it in fresh water creates a hypotonic environment, thereby causing water to rush back in.

Explanation:

density and pressure