Question

what is matter in chemistry?

Answer 1

matter is a substance that has mass and occupies volume.

Answer 2

Hiiii.....

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In the classical physics observed in everyday life, matter is any substance that has mass and takes up space by having volume.
This includes atoms and anything made up of these, but not other energy phenomena or waves such as light or sound...

Solids are material objects made up of molecules and atoms so strongly bonded together that they tend to keep their shape even when moved around, though they can deform under stress. 
Examples: a rock, a table, a knife, a block of ice. Fluids are amounts of matter composed of molecules and atoms weakly bonded together........

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