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  1. K

    Chemistry: Post your doubts here!

    5 Given the following enthalpy changes, I2(g) + 3Cl2(g) → 2ICl3(s) ΔHo = –214 kJ mol–1 I2(s) → I2(g) ΔHo = +38 kJ mol–1 What is the standard enthalpy change of formation of iodine trichloride, ICl3(s)? A +176 kJ mol–1 B –88 kJ mol–1 C –176 kJ mol–1 D –214 kJ mol–1
  2. K

    Biology p22..How was it??

    wat were da difference b/w replication and trncription??
  3. K

    nust entry... help

    thankis a lot every one :)
  4. K

    how was chem paper 33??

    mmmm i dont fink so
  5. K

    any idea????

    duhhh nooo!!! i thought if they could post da pprs soon after da exams it would be easy for me to predict my grade and mistakes :P :P
  6. K

    how was chem paper 33??

    Q 2 : for FA3 FA4 and FA5 i used hydrochloric acid FA3 suphite FA4 carbonate FA5 sulphate FA6 ammonia and reagent was sodium hydroxide :/ i only wrote these so is dis right??? Q 1 : temp change was 11 and volume for FA1 was 25 so to find da heat energy i used 4.3x11x25 and for da 2nd...
  7. K

    how was chem paper 33??

    i got 11 i guess :/
  8. K

    Practical Phy 33 oct/nov 2011..

    i used h2SO4
  9. K

    how was chem paper 33??

    every one got different temp change...
  10. K

    nust entry... help

    if i complete my AS and apply to nust for medical.. is dis possible cx dere nust site dey said dat when u recieve ur AS result u should apply to nust for entry test.. but there is a prblm dat in AS i only took bio, phy and chem not Math sooo i wont have a second option.. tell me da wat should i...
  11. K

    any idea????

    ok.. thanks a lot
  12. K

    how was chem paper 33??

    wat did u guys get for FA3, FA4, FA5, and FA6???
  13. K

    Practical Phy 33 oct/nov 2011..

    well fa3 was sulphite, fa4 was carbonate, fa5 was sulphate and fa6 was ammonium.. i think :/
  14. K

    any idea????

    how much time later does xtreme papers site upload the papers of oct/nov 2011...???
  15. K

    Chemistry: Post your doubts here!

    1 You are provided with the following. FB 1, 3.00 mol dm–3 hydrochloric acid, HCl Three tubes containing different mixtures of sodium carbonate, Na2CO3, and sodium hydrogencarbonate, NaHCO3, each with a total mass of 5.00 g of mixture. tube labelled mass of Na2CO3 / g mass of NaHCO3 / g % by...
  16. K

    Need advice...first time doing a-level?

    for bio i would like u to recommend cambridge biology by Mary Jones biological science by D.J taylor is kind of confusing.. well it was for me.. well mary jones's book is more then enough.. and for chem i have studied Muhammad ayub's book and it has got every thing u want to know abt A levels...
  17. K

    private students of A level

    i havent got my statement of entry yet. when will i recieve it??? its almost september and the papers are in oct/nov...
  18. K

    regarding papers.. plsss help

    all i hav to do is 10 years of past papers right? then will i get A grade? ofcourse notes to parho ge but is the 10 years may/nov past papers is enough to get an A grade??? if we do may/june 2011 past papers would that be helpful for the students who is appearing this oct/nov 2011.. is the...
  19. K

    All May/June 2011 Papers + EXAMINER REPORTS here! :)

    Re: All May/June 2011 Papers here! :) i need o levels biology 5090, physics 5054, and chemistry 5070 past papers of may/june 2011 plssssss... on this site i have found rar but not the paper 1,2 or 6 :(
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