Question

chemical change is a very important in our life how will you prove this with examples

Answer 1

chemical changes are very important in our life indepence day offer everywhere around us when milk is left at room temperature during summers it actually give a stink smell and also the chemical reactions occur within it and iron Pan or nail is left exposed to humid atmosphere and it is rested grapes get fermented and it is because of the chemical reaction food is digested in our body and the respiration process is taking in our body are also the examples of chemical reactions

Answer 2

It is very necessary as we can take example of our respiratory system it is also considered as chemical change