The density of a solution prepared by dissolving $120 \;g$ of urea (mol.mass = 60 u) in 1000 g of water is 1.15 g/mL. The molarity of this solution is:

Question

$\begin{array}{1 1} (a)\; 1.02\; M \\ (b)\; 2.05\; M \\ (c)\;0.50 \;M \\ (d)\; 1.78 \;M \end{array} $