01. Acid & Base concept in hindi for class 9 to 12th chemistry by Mr. Khalil Ahmed Part 1st

Concept of Acid & Base in Hindi.<br />It explain how to identify Acid & Base.<br /><br /><br />PLEASE LIKE, COMMENT & SHARE THIS VIDEO.<br />DON'T FORGET TO SUBSCRIBE OUR CHANNEL. <br /><br /><br />THANK YOU