Question

some change such as the growth of tree are change​

Answer 1

Answer:

Growth of a tree is both a physical change as well as a chemical change. This is because growth of a tree involves changes in overall shape and size of the tree (tree on growing becomes bigger in size and its branches spread out). So, it is a chemical change.

Answer 2

Answer:

Chemical change as it is combined to form a new substance and it can't be reversible...

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