Question

how we know chemical reaction take place​

Answer 1

Hi mate

Here is ur answer⬇️⬇️⬇️⬇️

we can know chemical reaction has took place as there will be

➡️Change in state
➡️Change in colour
➡️Change in energy
➡️Change in temperature
➡️Evolution of gas

I hope this will help you

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Answer 2

We Can Determine Whether Chemical Reaction Take Place by-

1. Change In Colour

2. Change In State

3. Evolution Of Gas

4. Change In Temperature

5.