Question

what's mean by chemistry​

Answer 1

Answer:

CHEMISTRY : the branch of science concerned with the substances of which matter is composed, the investigation of their properties and reactions, and the use of such reactions to form new substances.

• Chemistry is the study of matter, its properties, how and why substances combine or separate to form other substances, and how substances interact with energy.

Answer 2

Answer:

the scientific study of the structure of substances and what happens to them in different conditions or when mixed with each other

पदार्थों की संरचना तथा विभिन्न परिस्थितियों अथवा एक-दूसरे के साथ मिलाने पर उनमें होनेवाले परिवर्तनों का वैज्ञानिक अध्ययन; रसायनशास्‍त्र

the structure of a particular substance

पदार्थ-विशेष की संरचना या बनावट