Write the common observations that help you to determine that a chemical reaction has taken place?
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change in form, change in colour, change in temperature.
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Hey mate...!!
Here's ur ans. ⬇
↪ The common observations which let us know that a chemical reaction took place are
1. Change in temperature
2. Change in colour .
3. Formation of precipitate
4. Change in state
5. Evolution of gas
6. Change in odour .
__________________
✌Hope it helps
Here's ur ans. ⬇
↪ The common observations which let us know that a chemical reaction took place are
1. Change in temperature
2. Change in colour .
3. Formation of precipitate
4. Change in state
5. Evolution of gas
6. Change in odour .
__________________
✌Hope it helps
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