Anonymous
Anonymous asked in 科學及數學化學 · 7 years ago

F4. chemistry

1.What is the chemical formula of the combustion of coke to give out carbon dioxide

2.The chemical formula of carbon dioxide with coke to give carbon monoxide?

3.The chemical formula of the reduction of iron(iii)oxide to iron by carbon monoxide?

1 Answer

Rating
  • 7 years ago
    Best Answer

    1.

    C + O2 → CO2

    2.

    CO2 + C → 2CO

    3.

    Fe2O3+ 3CO → 2Fe + 3CO2

    2013-02-15 18:53:48 補充:

    It should be "chemical equation" instead of "chemical formula".

    A chemical formula represents a chemical only.

    A chemical equation represents a chemical change.

    Source(s): 賣女孩的火柴, 賣女孩的火柴
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