Question

what evidence did Dalton use to argue for the existence of atoms?

Answer 1

The evidence of Dalton's theory are:
Every matter are made up of tiny particles called atom
Atom of particles can neither be created nor destroyed during any physical or chemical reaction
Atom of different elements have different mass ,size and property
Atom of same element have same mass and property
Atom combine in the ratio of small whole number to form compound
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