Antacids are medicines that temporarily neutralize the acid in the...

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 $\mathrm{Mg}(\mathrm{OH})_2$ 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 : \left(\right.$Molar mass of \left.\mathrm{Mg}(\mathrm{OH})_2=58.0 \mathrm{~g} \mathrm{~mol}^{-1}\right)$