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Tag: definition of product

chemistry 0

Basics of chemical reactions and chemical equations.

Chemical Change The change which give rise to new substances with new properties that are totally different from the starting matter. 2H2 + O2     ———> 2H2O Chemical changes are normally accompanied by the following changes:- 1. change in state 2. Change in colour 3. Change in temprature 4. Evolution of gas Chemical reaction Representation of a chemical change in […]