How do we come to know that a chemical reaction has taken place?

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asked Jan 9, 2018 in Chemistry by sforrest072 (157,439 points) 60 409 934

How do we come to know that a chemical reaction has taken place?

1 Answer

+1 vote
answered Jan 9, 2018 by faiz (82,347 points) 6 6 11
selected Jan 24, 2018 by Vikash Kumar
 
Best answer

The presence of any of the following changes helps us to determine that a chemical reaction has taken place.

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