Hydrogen is highly inflammable and oxygen is highly combustible So why water doesn't burn
Asked by Somnath Pal | 17th Jul, 2013, 07:16: PM
When elements combine in a ratio of their valencies, chemical compounds are formed and the individual properties of the reactants are totally lost.
The product formrd is a totally new substance with different properties of its own.This is what is a chemical change !
Answered by | 17th Jul, 2013, 10:18: PM
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