What is the broad name for movement of materials across a membrane

An aqueous solution of potassium hydroxide is standardized by titration with a 0.194 m solution of hydrobromic acid. if 25.2 ml of base are required to neutralize 24.2 ml of the acid, what is the molarity of the potassium hydroxide solution? m potassium hydroxide

If i can still dissolve more sugar into the solution at a certain temperature what would i call that solution

Particle model to predict what will happen if a sharp object creates a hole in the soccer ball