PLEASE EXPLAIN CHAPTER 6 PHYSICAL AND CHEMICAL CHANGE PLEASE PLEASE PLEASE PLEASE
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physical change
Changes in which only physical properties of a substance change are called physical changes.
chemical changes
Changes in which new substances are formed are called chemical changes.
Explanation:
Key Points. 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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