Question

Q5.
The concentration of Nacio(aq) in a solution of bleach is found by reacting it with hydrochloric
acid.
The equation for the reaction is
NaCl(aq) + 2HCl(aq) + NaCl(aq) + H2O(l) + Cl (g)
An excess of dilute hydrochloric acid is added to 4.00 cm of bleach solution.
60.0 cm of chlorine gas is produced.
(a) Explain a safety precaution that should be taken when doing this experiment.
(2)​

Answer 1

Answer:

The concentration of Nacio(aq) in a solution of bleach is found by reacting it with hydrochloric

acid.