Answer:
[tex]\boxed{\text{2.00 mol/L}}[/tex]
Explanation:
[tex]\begin{array}{rcl}b& = &\dfrac{\text{moles of solute}}{\text{kilograms of solvent}}\\& = & \dfrac{\text{2.00 mol}}{\text{1.00 kg}}\\\\& = &\textbf{2.00 mol/kg}\\\end{array}\\\text{The molal concentration of the solution is $\boxed{\textbf{2.00 mol/kg}}$}[/tex]