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  1. babycry

    Pure Maths 12 today........

    i dno i mustve made a silly mistake.. cos i dint get that
  2. babycry

    Pure Maths 12 today........

    do u remember what the coordinates of c were?
  3. babycry

    Pure Maths 12 today........

    what did u guys get as the co-ordinates of c? you had to find the intersection of BC and AC right?
  4. babycry

    Grade Threshold for chemistry and biology

    i think it is 260 because if it were 189/200 thats 95 percent and with the gt for paper 4 being around 65 percent an a.. id say 189/260 is more plausible.. if you add p1,p2,p3,p4,p5... 40+60+40+100+30 it is 270
  5. babycry

    Chem practical help!!!

    if they say test for 2 gases most like youre heating a nitrate,and if u see a brown gas then that confirms it so then you say colourless gas produced that relights a glowing splint (o2) and an orange brown gas ( No2). if the substance has NH4, then u just say colourless gas evolved which turns...
  6. babycry

    Pure Maths 12 today........

    the vector part 2 was a bit tricky as i equated 6k^2-10k+4 to 0 instead of 1 so ill prob get 2 out of 4, i spent like 15 minutes on that part and got nowhere but 1 comment on this thread made me realise i have to equate to 1 :( and the other people from my centre found the paper tricky so dont...
  7. babycry

    May/June 2012 Question Papers + Marking Schemes + Examiner Reports + Grade Thresholds

    thanks for the quick upload.. and you saved us alot of time by making them in rar files so thanks for that as well :).. so much easier than getting each paper manually
  8. babycry

    May/June 2012 Question Papers + Marking Schemes + Examiner Reports + Grade Thresholds

    chemistry a level 9701 qp 21,42 and ms 51,52 and 53
  9. babycry

    Disappointed Results!! CIE has becum strict!!!!

    im writing in november.. wish me luck guys :)
  10. babycry

    Mathematics: Post your doubts here!

    http://www.xtremepapers.me/CIE/index.php?dir=International%20A%20And%20AS%20Level/9709%20-%20Mathematics/&file=9709_w10_qp_63.pdf question 6 about permutations.. especially the last part.. thanks in advance :) november 2010 paper 63
  11. babycry

    AS and A Level Chemistry Coursebook [CD-ROM] (download)

    please upload the course book for chemistry as well as these :) Cambridge International AS and A Level Physics Coursebook with CD-ROM Author: Sang, D., Jones, G., Woodside, R. and Chadha, G. Biology AS and A Level Author: Jones, M, Fosbery, R, Taylor, D and Gregory, J thhhank youu
  12. babycry

    Mathematics: Post your doubts here!

    Can anyone please be kind enough to send me a PDF with notes explaining AS trigonometry.. i especially need help in the graph part, e.g find the range for 1-2tan(x/2) thank you !!
  13. babycry

    Physics: Post your doubts here!

    its ok.. i understand now.. thanks for the reply.. and eid mubarak !!.. what you guys slaughtering?
  14. babycry

    A level Biology: Post your doubts here!

    You're the besttt :D:D..thanks a loooot..
  15. babycry

    A level Biology: Post your doubts here!

    Guys... I need help on question 22..2010 November..paper 11 Link is .. http://www.xtremepapers.me/CIE/index.ph ... _qp_11.pdf thanks is advance :)
  16. babycry

    Chemistry: Post your doubts here!

    I asked then I checked my Chemistry MCQ book which helped me out.. thanks for the reply man.. i really appreciate it eid mubarak by the way :)
  17. babycry

    Chemistry: Post your doubts here!

    you are wrong.. 1 and 2 are correct :D its because when hydrating the CuSO4, not all the CuSO4 dissolves, so its not 100% correct. 2 is correct because The reaction 4C + 2H2 is not possible so we can only use Hess's Law 3 is wrong because we can completely burn 1 mol of glucose and measure the...
  18. babycry

    Chemistry: Post your doubts here!

    Which of the enthalpy changes of the following reactions can only be obtained by application of Hess’ Law? 1 The hydration of anhydrous copper sulphate to form crystals of CuSO4.5H2O. 2 The formation of methane from its elements. 3 The combustion of glucose, C6H12O6. can u plz help with this one ?
  19. babycry

    Physics: Post your doubts here!

    yes i could figure that out.. but why do you subtract the potential energy.. can't you say the potential energy is the minimum work done?? thats the confusing bit..:P
  20. babycry

    Physics: Post your doubts here!

    yes it is the same question..pls help me.. anyone :(:(
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