Question

When carbon and oxygen combine, they form carbon-dioxide. This is a chemical change.

Answer 1

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A molecule of the compound carbon dioxide consists of one atom of carbon and two atoms of oxygen, so carbon dioxide is represented by the chemical formula CO2. The chemical equation is: C + O2 → CO.

Answer 2

Answer:

A molecule of the compound carbon dioxide consists of one atom of carbon and two atoms of oxygen, so carbon dioxide is represented by the chemical formula CO2. Q: What is the chemical equation for this reaction? A: The chemical equation is: C + O2 → CO.