Question

Question
After which action would the concentration of a solution remain constant?(1 point)
Responses

adding solute to the solution
adding solute to the solution

removing solution from the container
removing solution from the container

adding water to the solution
adding water to the solution

evaporating water from the container
evaporating water from the container

Answer 1

Removing solution from the container.

Explanation: Concentration is the ratio of solute to solution (or solvent). Removing some of the solution removes solute and solvent in the same proportion, so the ratio — and thus the concentration — stays the same.