What is the molarity of a solution of 3 moles (mol) of [tex]$FeBr_3$[/tex] in [tex]$\frac{1}{2} L$[/tex] of water?
A. [tex]$\frac{3 \, \text{mol}}{0.5 \, \text{L}}$[/tex]
B. [tex][tex]$\frac{2 \, \text{L}}{3 \, \text{mol}}$[/tex][/tex]
C. [tex]$\frac{3 \, \text{mol}}{2 \, \text{L}}$[/tex]
D. [tex]$\frac{0.5 \, \text{L}}{3 \, \text{mol}}$[/tex]