Chemistry, asked by kyatgurl, 10 months ago

list four observations that help us to determine whether a chemical reaction has taken place? ​

Answers

Answered by satvajinarvate12345
1

in chemical reaction following observations occurs1)change in colour 2)change in state 3)evolution of the heat 4) formation of ppt ie.precipipted form MARK AS BRANILIST

Answered by wassimsaifi54
0

Answer:1.digestion

2.burning of wood

3.ripening of fruit

4.cooking of food

Explanation:

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