Q17. How can we determine that a chemical reaction is
taking place?
Answers
Answered by
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 solid has formed.
Answered by
1
Answer:
we can determine whether a chemical reaction is taking by observing the following:
Color Change.
Production of an odor.
Change of Temperature.
Evolution of a gas
Explanation:
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