chem Flashcards

1
Q

what is chemistry?

A

Chemistry is a branch of science that deals with the study of matter, its composition, properties, structure and the changes it undergoes.

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2
Q

what are physical changes?

A

Physical changes doesn’t have a substance. Matter changes form not chemical identity

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3
Q

What are chemical changes?

A

Chemical changes has lots of substance. Chemical reaction occurs, new products are formed.

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