1.

Which of the following are correct with respect to chemical reactions? (i) Chemical compositon changes (ii) Formation of new products takes place (iii) We can’t obtain the intial reactants by simple physical means like filtering, dissolving etc.

Answer»

Which of the following are correct with respect to chemical reactions?
(i) Chemical compositon changes
(ii) Formation of new products takes place
(iii) We can’t obtain the intial reactants by simple physical means like filtering, dissolving etc.




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