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16-09-2019
Chemistry

contestada

a substance that could be separated into two or more substances only by a chemical change is a(n)

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17-09-2019

Answer:

Compound

Explanation:

A compound is a substance that can be separated into two or more substances only by a chemical change.

For example, water is a compound.

We can separate it into hydrogen and oxygen by electrolysis.

[tex]\rm 2H_{2}O \xrightarrow{\text{electrolysis}} 2{H}_{2} + O_{2}[/tex]

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