Question

$\huge\pink{ <marquee> which \: postulate \: of \: Dalton's \: atomic \: theory \: can \: explain \: the \: law \: of \: definite \: proportions?}$
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Answer 1

Explanation:

Mass of an atom can never be destroyed nor created .

Answer 2

According to the 6th postulate of Dalton's atomic theory, atoms of each element are similar and have same weight and atoms of one element combine with atoms of another element to form compounds. Hence the sixth postulate explains the law of constant proportions