Hydrochloric acid (HCl) reacts with sodium carbonate (Na2CO3), forming sodium chloride (NaCl), water (H2O), and carbon dioxide (CO2). This equation is balanced as written: The stoichiometric relationship between the reactants and products of an aqueous reaction can be used to determine different kinds of information about a reaction, such as the volume of a given molarity reactant required to produce a certain amount of product. Part A What volume of 2.75molL1HCl in litres is needed to react completely (with nothing left over) with 0.750L of 0.500 molL1Na2CO3 ? Express your answer numerically in litres. The stoichiometric relationship between the Part B reactants and products of an aqueous reaction can be used to determine different kinds of information about a reaction, such as the volume of a given molarity reactant required to produce a certain A 415-mL sample of unknown HCl solution reacts completely with Na2CO3 to form 15.1gCO. What was the amount of product. concentration of the HCl solution? Express the molar concentration numerically