Differentiate between physical and chemical changes. 20
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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
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Definition. Physical Change: A physical change is the change of matter that occurs without changing the chemical composition of matter.
Nature. Physical Change: Physical changes are usually reversible. ...
Product Formation. Physical Change: New products are not formed during physical changes. ...
Energy. ...
Chemical Bonds. ...
Conclusion. ...
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