Antacids are medicines that temporarily neutralize the acid in the stomach and prevent heartburns. The volume of an antacid syrup containing 2.9 g of $$\text{Mg(OH)}_2$$ per 100 mL to be given to a patient whose stomach contains 2 L of gastric juice with HCl concentration of $$6.0 \times 10^{-3}$$ M is, given that the molar mass of $$\text{Mg(OH)}_2$$ is 58.0 g $$\text{mol}^{-1}$$,

A

4.0 mL

B

7.8 mL

C

12.0 mL

D

120 mL