Question

how you idintify tha the reaction is proces​

Answer 1

Answer:

We can tell if a chemical reaction has taken place when one or more of the following things happen:

♦There has been a colour change inside the reaction flask.

♦A gas has formed. Usually we know a gas has formed when we can see bubbles. ...

A gas has formed. Usually we know a gas has formed when we can see bubbles. ...A solid has formed.