Question

what is a change? please tell this answer​

Answer 1

Answer:

Chemical changes occur when a substance combines with another to form a new substance,

Explanation:

Answer 2

There are many answers you can check which on helps you:-

verb

1.
make or become different.
"a proposal to change the law"
2.
take or use another instead of.
"she decided to change her name"

noun

1.
an act or process through which something becomes different.
"the change from a nomadic to an agricultural society"
2.
coins as opposed to banknotes.
"a handful of loose change"