Science, asked by biradarabhishek24, 5 months ago

3. List four observations that help us to determine whether a chemical reaction has taken place​

Answers

Answered by parthsharma777210c
0

Answer:

Following are the observations to determine whether the chemical reaction has taken place or

Change in colou.

Evolution of gas.

Changee in temperature.

Formation of precipitate.

Change in pH.

Explanation:

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