Question

-ना पूछो जमाने से कि
क्या हमारी कहानी है,
हमारी पहचान तो बस इतनी है
कि हम सब हिंदुस्तानी हैं
गणतंत्र दिवस की हार्दिक शुभकामनाए



What is chemistry? ​

Answer 1

Answer:

Chemistry is the branch of science that deal with the chemical science

Answer 2

Answer:

Chemistry is a branch of natural science that deals principally with the properties of substances, the changes they undergo, and the natural laws that describe these changes.