Question

PLEASE EXPLAIN CHAPTER 6 PHYSICAL AND CHEMICAL CHANGE PLEASE PLEASE PLEASE PLEASE ​

Answer 1

Answer:

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.

Answer 2

Answer:

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