Question

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Answer 1

Your answer is, all of the above.

Chemical Change

A chemical change occurs on the molecular level and produces a new substance. However, a physical change rearranges molecules and does not produce a new substance.

                    10 examples of chemical changes

• Burning of paper and log of wood

• Digestion of food

• Boiling an egg

• Chemical battery usage

• Electroplating a metal

• Baking a cake

• Milk going sour

• Various metabolic reactions that take place in the cells

• Rotting of fruits

• Decomposition of waste

                      Impacts of Chemical changes

Anytime a new substance is made, a chemical change takes place. Usually two or more materials are combined and a new substance is formed. A chemical change can produce amazing explosions, like fireworks.

Thus, all of the above is the correct answer. Learn more about "Chemical Changes" here

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Answer 2

Answer:

none of the above

Explanation:

deposition (gas to solid), sublimation (solid to gas), evaporation, this all is physical change not chemical change