25cm³ of a 0.2 mol dm³ solution of Na2CO3 requires 20 cm³ of a solution of HCl for neutralization. The concentration of the HCl solution is? By: Sunday|Published on: Oct 16|Categories: Chemistry JAMB| 0 comments A. 0.5 mol dm³ B. 0.6 mol dm³ C. 0.2 mol dm³ D. 0.4 mol dm³ Correct Answer: Option A – 0.5 mol dm³ Users Also Read These:A solution contains 20g of solute in 180g of…When a crystal was added to its solution, it did not…Three drops of a 1.0 mol/dm³ solution of HCl was…A solution is prepared by dissolving I .96g of H2SO4…When a cell is placed in solution and the size of…SEE ALSO An atom X consists of 6 protons, 6 electrons and 7 neutrons. Which of the following representations of the atom is correct?