Question

In the titration between HCl and Na2CO3, at the
end point, What is the colour change observed
when HCl is added to Na2CO3 ?​

Answer 1

Explanation:

(b) Titration of hydrochloric acid and sodium carbonate solution. ... Add M/10 sodium carbonate solution to the titration flask till the colour changes to the light pink. Note the final reading and find out the volume of sodium carbonate solution used to neutralize HCl solution.