Question

Explain the physical and chemical changes with two examples.​

Answer 1

Answer:

A chemical change results from a chemical reaction, while a physical change is when matter changes forms but not chemical identity. Examples of chemical changes are burning, cooking, rusting, and rotting. Examples of physical changes are boiling, melting, freezing, and shredding.

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Answer 2

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Some examples of physical change are freezing of water, melting of wax, boiling of water, etc. A few examples of chemical change are digestion of food, burning of coal, rusting, etc.In a physical change, no new substance is formed. A chemical change is always accompanied by one or more new substance(s).