which is an example of a chemical reaction?\no paper folded into tiny pieces\no paper burned and turned into…

which is an example of a chemical reaction?\no paper folded into tiny pieces\no paper burned and turned into smoke\no paper soaked in water\no paper shredded and turned into pulp
Answer
Brief Explanations:
A chemical reaction results in a new substance with different chemical properties. Folding paper, soaking paper in water, and shredding paper into pulp are physical changes as the paper's chemical composition remains the same. Burning paper produces smoke and new substances like ash, indicating a chemical reaction.
Answer:
paper burned and turned into smoke