https://www.youtube.com/watch?v=JnnmvQodfXM
https://www.google.com/search?q=Aqueous+Ba(OH)+2+%E2%80%8B+is+reacted+with+two+equivalent
s+of+gaseous+HCl&rlz=1C1GCEB_enCA1031&oq=Aqueous+Ba(OH)+2+%E2%80%8B+is+reacted+with+tw
o+equivalents+of+gaseous+HCl&aqs=chrome..69i57.2024j0j7&sourceid=chrome&ie=UTF8#kpvalbx=_iItuY5X4MK6r0PEPvLGn-A0_27
https://youtu.be/YHZOxYCG4tM
https://youtu.be/6kUWf4mNRJM