a. Calculate the molar concentration of commercial hydrochloric acid, if the solution contains 37% for mass in HCl, and if the solution has a density of 1.18 g/mL.
b. What volume, in mL, of the HCl solution is necessary for it to react with the with 16 g of Al, according to the following reaction?
Al(s) + HCl(aq) ----> AlCl3(aq) + H2(g)