please fast it's urgent
define
physical changes
chemical changes
Answers
Answered by
3
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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1
Answer:
ɪ ᴡɪʟʟ ʙᴇᴄᴏᴍᴇ ʏᴏᴜʀ ғʀɪᴇɴᴅs
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