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1. For each of the reactions below, classify as a combination, decomposition, single replacement, or double replacement. 2CAO
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Answer #1

a) Since Calcium and oxygen are combining together to form two moles of calcium oxide. Hence, it is a kind of combination reaction.

b) Since in both of the compound ions get interchange with one another i.e, both cation and anion displace. So, the reaction is double displacement.

c) Since in this reaction only 1 ion displaces . This is a kind of single displacement reaction.

d) Carbonic acid decompose to produce carbon dioxide and water.

Thus, It is a kind of decomposition reaction.

Hope this helps you

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