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Balancing Equations - can someone please check this watch

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    I think I understand balancing equations, but one answer in my crappy OCR text book has me doubting myself.

    Unbalanced


    Fe_{2}O_{3}+C ---> CO+Fe

    I get:

    Fe_{2}O_{3}+3C ---> 3CO+2Fe

    OCR says it is:

    2Fe_{2}O_{3}+3C ---> 3CO+4Fe
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    (Original post by Scooby1964)
    I think I understand balancing equations, but one answer in my crappy OCR text book has me doubting myself.

    Unbalanced


    Fe_{2}O_{3}+C ---> CO+Fe

    I get:

    Fe_{2}O_{3}+3C ---> 3CO+2Fe

    OCR says it is:

    2Fe_{2}O_{3}+3C ---> 3CO+4Fe
    You right OCR wrong...
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    Phew - Thanks - Not that OCR being wrong is that surprising, but it's good to get a second opinion!! :-)
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    yeah your right
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    (Original post by charco)
    You right OCR wrong...
    Also - we were told that Water is (aq) as water is a solution in water:confused:

    But OCR have it as (l)

    Which do you think is correct?

    Thanks again
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    (Original post by Scooby1964)
    Also - we were told that Water is (aq) as water is a solution in water:confused:

    But OCR have it as (l)

    Which do you think is correct?

    Thanks again
    OCR
 
 
 
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