A student sets up and solves the following equation to solve a problem in solution stoichiometry.

Fill in the missing part of the student's equation.

$\frac{(2\mathrm{.}13\frac{g}{mL})(\frac{1(mL)}{{10}^{-3}(L)})}{(118\mathrm{.}98)}=17\mathrm{.}9\frac{\text{m}\text{o}\text{l}}{L}$