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  1. R

    Chemistry: Post your doubts here!

    guys is some places it said in the marks for graph plotting that (allow tolerance of 1/2 small square) What does this mean?
  2. R

    Chemistry: Post your doubts here!

    hey guys have some questions related to ppr 5 j12 51 2c) in points 3 and 8 what does it mean when it says gas is not equilibrated with the decreased temperature?? n07 1e) Its saying that the moles of Moh should be between 0.05 and 0.25 moles. How were these ranges decided? Please reply quickly
  3. R

    Chemistry p5

    hey can u answer my question as well on equilibration?
  4. R

    Chemistry p5

    hey guys in j11/52 in qs 1c in the markscheme there is written that to achieve temperature mark using a water bath in 1d equilibration must be stated. What does this mean?? help plzzz
  5. R

    Chemistry P52

    my email id is [email protected]. can u plzz send the paper to me as well
  6. R

    Physics: Post your doubts here!

    s05: http://www.freeexampapers.com/index.php/directory/download?location=A%20Level/Physics/CIE/2005%20Jun/9702_s05_qp_4.pdf i need help in qs 3b(ii) dont know why the mc(Delta theta) of ice turned into water was taken. Help me somebdy?
  7. R

    Statement OF Entry recieved for AS LEVEL Exams OR Not?

    the username and password will be given to u dont worry. if u registered your no. in the form u will get the result on your mobile as well
  8. R

    A level Biology: Post your doubts here!

    Its qs 5c. And w03 QP: http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Biology%20(9700)/9700_w03_qp_2.pdf MS: http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Biology%20(9700)/9700_w03_ms.pdf qs 4b) when starch hydrolysed...
  9. R

    A level Biology: Post your doubts here!

    Hey guys has the syllabus changed from 2012 to 2013 because im giving bio retake so if some change has occured can somebdy let me know
  10. R

    A level Biology: Post your doubts here!

    hey guys what is the purpose of toxins produced by the malarial parasites. Do they cause any of the symptoms of malaria. Culdnt understand from the markscheme. QP:http://www.freeexampapers.com/index.php/directory/download?location=A%20Level/Biology/CIE/2002%20Nov/9700_w02_qp_2.pdf...
  11. R

    Important Questions Alevels chemistry ?

    Nabh4 reduces aldehydes and ketones to primary and secondary alcohols. Its given in david sang book
  12. R

    Chemistry: Post your doubts here!

    s02 qp: http://www.freeexampapers.com/index.php/directory/download?location=A%20Level/Chemistry/CIE/2002%20Jun/9701_s02_qp_4.pdf s02 ms: http://www.freeexampapers.com/index.php/directory/download?location=A%20Level/Chemistry/CIE/2002%20Jun/9701_s02_ms_4.pdf In qs 2a can somebdy tell me why the...
  13. R

    Chemistry: Post your doubts here!

    can anyone explain how does oxygen come in the part 3c of j11/42 chemistry paper 4??
  14. R

    The City School (PAF or Gulshan A Level) Rankings?

    lol gulshan beaconhouse branch is not good at all. There is not a single gud As teacher there. Paf may just be better
  15. R

    PHYSICS P 12. HOW WAS IT??

    what was the answer to the upthrust qs i chose option d viscous force is 0. and for the current one i chose the option first kirchoff law or something
  16. R

    PHYSICS P 12. HOW WAS IT??

    what was the answer to the floating object one? i chose D viscous force is 0.
  17. R

    PHYSICS P 12. HOW WAS IT??

    my efficiency came as 83
  18. R

    PHYSICS P 12. HOW WAS IT??

    i hope its right, i thought a lot on that one :PP
  19. R

    PHYSICS P 12. HOW WAS IT??

    what was the ice and water one. I chose the option in which their speed is same and that the atoms of ice had more seperation than liquid. Is this correct or wrong???i dont remember the option
  20. R

    Physics: Post your doubts here!

    please answer this: n10 12: qs 8(my answer is coming 0.49ms-2) can any1 help me plzz
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