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Which characteristic best identifies a decomposition reaction? a single compound as a reactant a single compound as a product an element and a compound as reactants an element and a compound as products

Kyle Mckinney

in Chemistry

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Jennifer Patterson on March 27, 2018

The answer is: a unique compound as a reactantDecomposition is the reaction when a substance breaks down into two or more substances more simple. 1) the Electrolysis of water is the decomposition reaction, because one molecule (of water) of two molecules of hydrogen and oxygen). The water is separated in the two molecules.2) the Chemical decomposition is the separation of a carbonic acid into water and carbon dioxide: H₂CO₃ → CO₂ + H₂O.


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