Adding Na2CO3 to which solution, carbon dioxide is evolved?
(a) Name the acid formed when sulphur dioxide dissolves in water.
(b) Name the gas released when sodium carbonate is added to a solution of sulphur dioxide.
Question 18
Explain the following:
(a) Lime water turns milky on passing carbon dioxide gas into it. (b) Bubbles are produced when acetic acid is added to a solution of sodium hydrogen carbonate.