Question

Do you think we break molecules when we turn chalk into chalk powder?
A) Yes, chalk powder is formed by breaking chalk into small pieces. B) Yes, because formation of chalk powder is a chemical change. C) No because no new substance is formed molecules of chalk and chalk powder are same. D) Yes, because chalk is bigger in size than particles of chalk powder.

Answer 1

option (c)

hope it will help u

Answer 2

Hey mate here's your answer....

No , Because no new substance is formed molecules of chalk and chalk powder are same.

Hope it helps ☺️