बातमी कशाविषयी आहे ?

1.	बातमी कशाविषयी आहे ?
Answer» केमिकल कॉम्बिनाशन विषयीExplanation: A theory of chemical combination, first stated by JOHN Dalton in 1803. It involves the FOLLOWING postulates: (1) Elements consist of indivisible small particles (atoms). (2) All atoms of the same element are identical; different elements have different types of atom. (3) Atoms can neither be created nor destroyed.

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