If 20 cm³ of distilled water is added to 80cm³ of 0. 50 mol dm‾³ hydrochloric acid, the new concentration of the acid will be? by Sunday | May 11 | Chemistry WAEC | 0 comments A. 0.10mol dm‾³ B. 0.20mol dm‾³ C. 0.40mol dm‾³ D. 2.00mol dm‾³ Correct Answer: Option D D. 2.00mol dm‾³ Users Also Read These:If 20 cm³ of sodium hydroxide was neutralized by 20…A quantity of hot water at 100ºC is added to 400g of…0.05 mol dm-³ HCl is neutralized by 25 cm³ NaOH. If…If 10.5g of lead (II) trioxonitrate (V) is dissolved…If the concentration in mol/dm³ of potassium…