The main acid in the stomach is hydrochloric acid (HCl). Which chemical equations show a reaction that occurs when someone takes an antacid? Check all that apply.
HCl + NaOH ->NaCl + H2O
2HCl + CaCO3 -> CaCl2 + CO2 + H2O
2HCl + Mg(OH)2 -> MgCl2 + 2H2O
6HCl + 2Al -> 2AlCl3 + 3H2
HCl + NaHCO3 -> NaCl + H2O + CO2
HCl + NaOH ->NaCl + H2O
2HCl + CaCO3 -> CaCl2 + CO2 + H2O
2HCl + Mg(OH)2 -> MgCl2 + 2H2O
6HCl + 2Al -> 2AlCl3 + 3H2
HCl + NaHCO3 -> NaCl + H2O + CO2