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6 July, 16:45

What chemical elements does this reaction contain?

C + O2--> CO2

carbon and oxygen

carbon, oxygen, and carbon dioxide

calcium, oxygen, and calcium dioxide

calcium and oxygen

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Answers (1)
  1. 6 July, 17:12
    0
    Carbon is C

    Oxygen is O

    They make carbon dioxide which is CO2

    The answer is the second one, carbon oxygen and carbon dioxide
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