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OCR Chemistry Salters B F332 10th June 2016 (Old specification) watch

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    (Original post by jadeastbury)
    Dentrification also produces a small amount of NO, it says it in the A2 revision guide
    Which revision guide, the cgp one? I googled it and I think we got it wrong :/ I think Lighting is the only source of it


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    Im not sure, its the Heinemann one?says it there though so we should get the mark
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    (Original post by Toxiclegend_98)
    Which revision guide, the cgp one? I googled it and I think we got it wrong :/ I think Lighting is the only source of it


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    wasnt it homogeneous?
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    About why it can't dissolve , I said it does not contain any groups that can Hydrogen bond with water? something like that?
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    What did people get for the 2 features same graphite and diamond and 2 features are different?
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    I said they are giant covalent structure and each carbon atom is joined tetrahedrally with 4 other carbon atoms in a tetrahedral shape
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    (Original post by nads 17)
    wasnt it homogeneous?
    Thats what I thought!! Is that wrong???
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    Difference: diamond is extremely hard due it's highly symmetrical structure and very strong c-c bonds, I didn't know what to really write
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    (Original post by FemaleBo55)
    Thats what I thought!! Is that wrong???
    i dont think so
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    (Original post by FemaleBo55)
    Thats what I thought!! Is that wrong???
    It was homogeneous


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    (Original post by fudgeboy989)
    It was homogeneous


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    I also put homogenous
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    (Original post by Kira Yagami)
    for the first one
    it was like 51/60 X 44 or something right
    I was well of the mark for this one, created an equation of C60 + 60 O2--> 60CO2 and ended up with answer of 190g xD
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    What did everyone put for how the scientist agreed on the ozone depletion?
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    Omg same!!! I'm
    So happy someone got the same answer as me
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    was the first mass Q like 3. something?
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    I said lots of satellite data was collected and high altitude flights in converted spy plane, said in the cgp
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    (Original post by AlbertoMerckx)
    I was well of the mark for this one, created an equation of C60 + 60 O2--> 60CO2 and ended up with answer of 190g xD
    LOOL i did that at the beginning too but had a change of heart and did it the other way :banana:
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    Yeah I got 3.1 g
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    -CF2-CF2-CH2-CH2-CF2-CF2- Structure of that polymer formed?
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    has anyone got the paper they can post pictures of on here? also unofficial mark scheme ?
 
 
 
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