Question

In which situations of daily life chemical changes are observed ? Why? ​

Answer 1

Answer:

Combustion happens whenever we burn fossil fuels, rusting occurs when iron is left exposed to air and water, and batteries use chemical reactions to create electricity. We use chemical reactions to cook, clean, and drive places and our bodies use them every moment of every day to keep us alive.

Answer 2

Answer:

Combustion happens whenever we burn fossil fuels, rusting occurs when iron is left exposed to air and water, and batteries use chemical reactions to create electricity. We use chemical reactions to cook, clean, and drive places and our bodies use them every moment of every day to keep us alive