Question

what is the definition of physical and chemical changes along eith there properties ?

Answer 1

Answer:

Physical changes are changes affecting the form of a chemical substance, but not its chemical composition. Physical changes are used to separate mixtures into their component compounds, but can not usually be used to separate compounds into chemical elements or simpler compounds.

Physical Change

Chemical Change

This change is reversible

.3.This change is irreversible.4.

In a physical change, very little heat or light energy is usually absorbed or given out.4. In a chemical change, a lot of heat or energy is absorbed or given out.

Hope it helps you mate...

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Answer 2

Answer:

Hey mate here is your answer ⬇️

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Key points

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Physical changes only change the appearance of a substance, not its chemical composition. Chemical changes cause a substance to change into an entirely substance with a new chemical formula. Chemical changes are also known as chemical reactions.

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