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    Attachment 506947506949 Guys can you help me gets all the equations for this question, I think I would be able to do it if I know the equations.thankyou
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    (Original post by Luj99)
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    Attachment 506947506949 Guys can you help me gets all the equations for this question, I think I would be able to do it if I know the equations.thankyou
    Use the equation for the reaction and moles = mass/Mr
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    I don't no the reactions guys that's why I need help, but I think if I no them I can do the question pls hurry guys
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    Guys hurry I need to complete it for tomorrow
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    For part a write an equation, then balance it and use mol= mass/mr to find the mass of iron oxide(lll)
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    2Fe2O3(s) + 3C(s) → 4Fe(l) + 3CO2(g)
    Fe2O3(s) + 3CO(s) → 2Fe(l) + 3CO2(g)
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    it will be 7*10power of 8/ (55.8*3)+(16*3)

    YOU SHOULD GET AN ANSWER
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    For part b of course use your equation and values from part a to work out the amount of carbon needed
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    2C(s) + O2 → 2CO(g)
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    Not sure about part c sorry
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    (Original post by thefatone)
    Not sure about part c sorry
    For part c find the moles of oxygen used then use the formula pv=nrt the conditions should be supplied if not assume standard conditions i.e. 1 mole of oxygen occupies 24dm-3
 
 
 
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