Write the difference between physical change and chemical changes
Answer : physical change : 1. The change is temporary and reversible.
2. There is no formation of new product .
Chemical change : 1. The change are permanent and irreversible.
2. There are formation of new products
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Answer:
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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