what happens when sodium carbonate react with hydrochloric acid?
What happens when sodium carbonate reacts with sulphuric acid?
What happens when sodium sulphites react with dilute hydrochloric acid?
(a) What happens when dilute hydrochloric acid is added to sodium carbonate ? Write a balanced chemical equation of the reaction involved.
(b) Which gas is liberated when dilute hydrochloric acid reacts with sodium carbonate ? How will you test for the presence of this gas ?