Reference Box R contains 5 particles of a nonelectrolyte solute in a fixed volume. Each answer choice describes a new box that has the same volume as Box R but a different number of solute particles.
Which new box would be closest to twice the concentration of the solution in Box R?
a) 12 solute particles
b) 9 solute particles
c) 10 solute particles
d) 8 solute particles