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  1. Mahnoorfatima

    Biology; Chemistry; Physics: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20O%20Level/Physics%20(5054)/5054_w10_qp_22.pdf -Question number 1 in part bi why is the answer 47 when they've asked for a CHANGE in velocity? Plus how do you claculate ques 2 bii -And in question number 4 the answer is that...
  2. Mahnoorfatima

    Biology; Chemistry; Physics: Post your doubts here!

    And btw right now I'm facing problems in past papers so should I consult book for that as I'm done with my syllabus and Im doing past papers and the mark scheme stuff ?
  3. Mahnoorfatima

    Biology; Chemistry; Physics: Post your doubts here!

    Ohhh right right. And plus why do mosquitos feed on capillaries and not artery?
  4. Mahnoorfatima

    Biology; Chemistry; Physics: Post your doubts here!

    I know but can't we use the same repeated test. Now that the enzyme has acted on it and digested it, iodine test would give us a negative result as opposed to the previous part? No?
  5. Mahnoorfatima

    Biology; Chemistry; Physics: Post your doubts here!

    And there is a bio ATP question in which we have to confirm the presence of a substrate that is starch. Well I know the test for it. But the next part is like How could you confirm if amylase has acted on it.? cant we use the same iodine test? In 1st part it would give a positive test while...
  6. Mahnoorfatima

    Biology; Chemistry; Physics: Post your doubts here!

    Why does a vein have a larger lumen???
  7. Mahnoorfatima

    Biology; Chemistry; Physics: Post your doubts here!

    The set square hasnt repeated after 2002 btw. It's been more than 10 years I guess. It wouldnt come hopefully but still one shouldn't take risk. Though I didnot get it. Im gonna ask my sir about that.
  8. Mahnoorfatima

    Biology; Chemistry; Physics: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20O%20Level/Chemistry%20(5070)/5070_s11_qp_42.pdf Last part of The paper
  9. Mahnoorfatima

    GCE O'level English M/J 2014

    Actually practice is REALLY very important. Though I havent done much practice but I've solved 5-6 pastpaers. Now I'm solving some more comprehensions and paper 1 questions... Just pray that both pprs are reallly easy. Plus writing a speech is pretty easy but a report or account is hard. Thats...
  10. Mahnoorfatima

    Biology; Chemistry; Physics: Post your doubts here!

    Which question's ans is this. This looks like physics. I was asking about Chemistry s question!
  11. Mahnoorfatima

    Biology; Chemistry; Physics: Post your doubts here!

    And how burnin of coal results in formation of acid rain
  12. Mahnoorfatima

    Biology; Chemistry; Physics: Post your doubts here!

    Steps involved in fractional distillation of air anyone??????????????
  13. Mahnoorfatima

    Biology; Chemistry; Physics: Post your doubts here!

    There's this chemistry 5070 MJ 011 Last question part g : the last part of the paper . How do I solve it? Plus while drawing graphs, not for chemistry only but for bio aswell , Is it necessary that the graph should pass through the origin. Of course Im talking about linear graphs/the straight...
  14. Mahnoorfatima

    Kilojoules and kilograms confusion!

    Ohhhhh right right.... Thanks dude!
  15. Mahnoorfatima

    Kilojoules and kilograms confusion!

    Theres this question in chemistry theory paper 22 GCE cie. Where It says IN the reation when 3 moles of hydrogen react 49 kJ of enerdyis realsed calculate how much energy will be released when 500 kg of hydrogen react. ??? Now it also says that give your answer in kilo joules. How whould I...
  16. Mahnoorfatima

    GUESS PAPERS FOR SCIENCES CIE OLEVEL

    Does anybody have the guess paper for math D, biology physics chemistry GCE olevels For May June 2014? PLEASE POST IF ANYBODY DOES!
  17. Mahnoorfatima

    (ALL NOTES) =) O-LEVEL 0R IGCSE + A-Level

    You dont have chemistry GCE? And does anyone of you have chemistry seperate chromatography notes?
  18. Mahnoorfatima

    Physics, Chemistry and Biology: Post your doubts here!

    hey this is related to GCE but I need some help! IS the usage of set square while finding the image and position of lens included? Cause there was a question in I guess nOv 2002. I solved till 2008 , No such question was repeated or asked But I want to confirm it.........
  19. Mahnoorfatima

    M/J O/N 2013 papers? ANYONE?

    Are mayjune and oct nov 2013 papers cie olevels GCE here? If anyone have them PLEASE POST AS SOON AS POSSIBLE FOR THESE SUBS: FOR ZONE 4! 1. English 2.CHemistry 3. Bio 4. Math D 5. Physics
  20. Mahnoorfatima

    GCE 5054 PHYSICS HELP!

    ANYONE? :/
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