Question

Define physical and chemical change.​

Answer 1

Hey mate hope it helps you..

A chemical change results from a chemical reaction, while a physical change is when matter changes forms but not chemical identity. Examples of chemical changes are burning, cooking, rusting, and rotting. Examples of physical changes are boiling, melting, freezing, and shredding.

Answer 2

Answer:

ᴍɪss ᴍᴀsᴛᴇʀᴍɪɴᴅ~❤️

Chemical changes occur when a substance combines with another to form a new substance, called chemical synthesis or, alternatively, chemical decomposition into two or more different substances. These processes are called chemical reactions and, in general, are not reversible except by further chemical reactions.