sir i like the vidoe thank you so much
what a expalanation just mindblowing
Thanks a lot for dese videos sir ur awesum
thanku so much sir...
This was helpful
symbol of excellence...
very very nice explanation sir.
A big big thanks from my side for making them free again...this is what makes your channel the best...
Yeah very nyc teaching
Its a nice Video,Ã¢ËœÂºÃ¢ËœÂº
Very nice class
never found this sub as much interesting ...thq sir
Thanks for you i score good marks in chemistry .