In the laboratory preparation of Hydrochloric acid, Hydrogen chloride gas is dissolved in water.
Write the chemical equation for the laboratory preparation of Hydrogen chloride when the reactants are
Below 200°C.
NaCl(s)Sodiumchloride+H2SO4Sulfuricacid(aq)→NaHSO4(s)Sodiumhydrogensulfate+HCl(g)Hydrogenchloride
In the laboratory preparation of hydrochloric acid, HCl gas is dissolved in water. (i) Draw a diagram to show the arrangement used for the absorption of HCl in water. (ii) Why is such an arrangement necessary? Give two reasons. (iii) Write the chemical equation for the laboratory preparation of HCl gas when the reactants are: (a) below 200°C (b) above 200°C