A chemical reaction in which two or more substances undergo a chemical union to form a more complex substance is a _______ reaction. A. combination B. decomposition C. double replacement D. substitution

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A chemical reaction in which two or more substances undergo a chemical union to form a more complex substance is a COMBINATION reaction.

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Asked 12/24/2015 1:13:38 PM

Updated 12/26/2015 10:50:07 AM

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