Question

please help!!
9. A substance dissolves in water by breaking up into smaller pieces. These pieces of the same substance spread throughout the water. This process is known as ____________________. (1 point)

10. Stirring increases the rate of solution of a solid in a liquid because solute particles in solution are moved _____________ the surface of the solute.

Answer 1

9 is dissolution still working on ten will be back when I get the answer.

Answer 2

Diffusion

Answer 3

10 is diffusion