Question

What are the methods of classification of Chemical changes?​

Answer 1

Answer:

• if any new substance is formed
• if the change can be reversed or can't be reversed

if these two properties are there(new substance formed and the change can't be reversed)then it is a chemical change

Answer 2

Answer:

chemical change occur when a substance combine with another to form a few substance called ,chemical synthesis or alternatively , chemical deposition into two or more different substance these process are chemical reaction

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