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Recent content by Omar99

  1. O

    Chemistry paper11 mcq discussion.

    please add me too.
  2. O

    As physics p1 MCQS YEARLY ONLY.

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20%289702%29/9702_s12_qp_11.pdf please some one question no. 11,12,15 and 20. http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20%289702%29/9702_w12_qp_12.pdf...
  3. O

    Chemistry: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Chemistry%20(9701)/9701_w11_qp_11.pdf some one in question no. 4
  4. O

    Physics: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20%289702%29/9702_s11_qp_11.pdf this one please in question no. 13, 18, 19 and 27
  5. O

    How was physics paper 51!

    does some one know from where we can get this paper, as we got it for maths paper after one day...
  6. O

    Physics P5 All Info You Need !!

    But some time we get the ans. for gradient of Best fit -Worst fit as negative so what should we do.
  7. O

    Physics P5 All Info You Need !!

    But at times the formula for gradient of bestfit -worst fit gives ans. in negative, so what should we do.
  8. O

    Solved physics Paper 5??

    Jazzak Allah khair, for your wonderfull help of question 2., but i want to ask u that in some cases u r doing best fit -worstfit. and some time worst fit -best fit, can u explain why.
  9. O

    Solved physics Paper 5??

    how did u get this error, please explain all though i got almost the same gradient as yours but the errors dont match
  10. O

    Physics P5 in 5 minutes !!!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20%289702%29/9702_s10_qp_51.pdf please can some one solve me the gradient part please, with error can we get error in negative. as i am trying but getting error in negative please help
  11. O

    Physics P5 qs and Diagrams

    Can some one help me with oct/nov 2009 q no. 1 variant 1 With diagram
  12. O

    Chemistry: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Chemistry%20(9701)/9701_s11_qp_12.pdf question no. 11 and 32
  13. O

    Mathematics P3 Discussions...9709/32

    I got it 2a, i think it is wrong
  14. O

    P1 MCQ's preparation thread for chemistry ONLY!!!!

    35. 1 and 2 are known already to be disproportionation reactions. You have to balance the 3rd equation, using HNO2, and you'll see that it too is a disproportionation reaction. can u please solve for me
  15. O

    P1 MCQ's preparation thread for chemistry ONLY!!!!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Chemistry%20%289701%29/9701_w10_qp_11.pdf question no. 4
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