Calcium carbonate can break down to form calcium oxide and carbon dioxide. CaCO3 → CaO + CO2
The oxygen atoms on the product side are:
A.not balanced because there are only two oxygen atoms in CO2
B.not balanced because there is only one oxygen atom in CaO.
C.balanced because the total number of oxygen atoms is 3.
D.balanced when a coefficient of 3 is placed in front of CO2.
Answers
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4
Explanation:
Such a reaction is said to be endothermic if the energy is in the form of heat. ... hydrogen and oxygen and the formation of a metal oxide such as calcium oxide ( CaO) ...
Answered by
5
Answer:
C.balanced because the total number of oxygen atoms is 3.
Explanation:
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