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    anyone put 25/2 for the balancing oxygen thing :s
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    (Original post by Asad_2015)
    anyone put 25/2 for the balancing oxygen thing :s
    Thanks for reminding me of that question. Do you remember the equation by any chance?
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    (Original post by Asad_2015)
    anyone put 25/2 for the balancing oxygen thing :s
    youre supposed to write 12 1/2
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    (Original post by DaVinciGirl)
    2 Marks I believe.
    What calculation?
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    (Original post by Splaffie)
    youre supposed to write 12 1/2
    Doesn't matter apparently
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    (Original post by rosemondtan)
    Doesn't matter apparently
    ive literally never seen it written like that
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    (Original post by Splaffie)
    youre supposed to write 12 1/2
    You can write it any fractions or decimals
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    Does anyone know if the volume was fixed for the Hydrogen q?
    I thought it decreased?
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    (Original post by davincigirl)
    thanks for reminding me of that question. Do you remember the equation by any chance?
    c8h18 + 12.5o2 -> 8co2 + 9h20
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    (Original post by haes)
    c8h18 + 12.5o2 -> 8co2 + 9h20
    Thanks! I'll added it to the unofficial mark scheme. Do you remember the polymer question in the multiple choice question? Something like but-2-ene, Z isomer. I think I got A for that
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    (Original post by rosemondtan)
    Thank you!!
    I thought it was 3, i mighr be wrong though
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    (Original post by DaVinciGirl)
    Thanks! I'll added it to the unofficial mark scheme. Do you remember the polymer question in the multiple choice question? Something like but-2-ene, Z isomer. I think I got A for that
    OH gosh i think i got that wrong? i put D, the one that didn't show any stereoisomerism... i might have read it wrong
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    (Original post by haes)
    OH gosh i think i got that wrong? i put D, the one that didn't show any stereoisomerism... i might have read it wrong
    i put D aswell
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    Yeah the 'meth whatever it was' one, right?
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    For the first question I might have do 4 or 5 significant figures on my answers will I lose the mark
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    Also for expression in KC is it okay if I did the formula where the double bond was included rather than putting the whole formula together, if you know what I am saying
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    (Original post by SuperHuman98)
    Also for expression in KC is it okay if I did the formula where the double bond was included rather than putting the whole formula together, if you know what I am saying
    I did this too so hopefully?
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    Also fml for the distillation question I wrote to heat it at 99 degrees celcsius rather than above, fml
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    (Original post by haes)
    I did this too so hopefully?
    Yeah that should be fine
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    (Original post by SuperHuman98)
    Also fml for the distillation question I wrote to heat it at 99 degrees celcsius rather than above, fml
    And I doubt they will penalise you massively for that, as long as you mentioned condensation points are synonymous with boiling points i would assume that would be acceptable
 
 
 

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