2HCl(aq) + Na2CO3(aq) --> 2NaCl(aq) + H2O(l) + CO2(g)
What volume of 1.75M HCl in liters is needed to react completely (with nothing left over) with .750L of .300M Na2CO3?
A 339mL sample of unknown HCl solution reacts completely with Na2CO3 to form 12.1g CO2. What was the concentration of the HCl solution?