Glauber was the first person to prepare HCl gas. What reactants did he use?
Galuber was the first person to prepare HCl gas. Which reactants did he use?
Who was the first one to prepare HCl gas?
A lab technician was told to prepare ammonia in his lab. What reactants should he use?
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