Question

1) Which postulate of Dalton's atomic theory is the result of the law of conservation of mass?

2)Which postulate of Dalton's atomic theory is the result of the law of constant proportions?

Answer 1

Atoms of different elements may combine with each other in a fixed, simple, whole number ratios to form compound atoms.

Answer 2

Atoms of different elements may combine with each other in a fixed, simple, whole number ratios to form compound atoms.