Question

a chemical reaction in which a compound breaks into two or more substances is called a​

Answer 1

Answer:

A decomposition reaction is when a more complex substance breaks down into its more simple parts. It is thus the opposite of a synthesis reaction, and can be written as.

Explanation:

Answer 2

Explanation:

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Decomposition reaction.

decomposition reaction. reaction in which a compound breaks down into two or more simpler substances. single-replacement reaction. a reaction in which one element takes the place of another element in a compound.