Science, asked by rsreyvandharn, 4 months ago

hold the haw saw blade with a pair of tongs burn the tip of the free end in a flame for 4. or 5 minutes what changes do u observe physical change or chemical change


Answers

Answered by badboy07731
4

Answer:

it's a chemical change, because a thing once burnt can be backed to its previous state.

Explanation:

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