The mixture of BCl3 vapour and hydrogen gas is subjected to electric discharge, The products obtained are:
Mention the reaction conditions and give balanced equations to obtain (i) Cl2 gas from HCl gas. (ii) Cl2 gas from HCl acid. (iii) HCl gas from common salt.
The volume of water that must be added to a mixture of 250 ml of 0.6 M HCl and 750 ml of 0.2 M HCl to obtain 0.25 M solution of HCl is