SC-1011
Solute, solvent and solution
Lower Sec Science · Secondary 1 · Hard · Solute, solvent and solution
A powder dissolves in water. Which statement best explains why grinding the solid into smaller pieces makes it dissolve faster?
- Each piece becomes lighter so it can float and dissolve.
- The total mass of the solid increases so it dissolves faster.
- The surface area in contact with water increases so dissolving is faster.
- The solid changes into a different substance that dissolves more easily.
Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.