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  1. 1

    Chemistry Paper 4-theory- doubts =D

    soory knowitall10 i just came online now so please can u mention ur doubt if your were asking one?
  2. 1

    Chemistry Paper 4-theory- doubts =D

    Assalamoalikum for anyone confused about electrode potential (sign) see its simple just use concept instead of formulas see if u reverse the equation OBVIOUSLY sign of the electrode potential changes if you removing an electron instead of adding Will electrode potential remain same?? no -so...
  3. 1

    Chem p51 discussion, it's been 24 hrs

    that was 1 mark
  4. 1

    Chem p51 discussion, it's been 24 hrs

    ur sure? and was it reply to me?
  5. 1

    Chem p51 discussion, it's been 24 hrs

    for hazard i wrote dont use more than 1moldm^3 of that thing they mentioned that has hazard if u use more than 1 moldm^3 would that be right?
  6. 1

    PHYSICS APPLICATION , AGAIN!!!

    where is the Specimen paper 4? can someone please share.
  7. 1

    Chemistry Paper 21 discussion

    wasnt the question asking oxidising agent?
  8. 1

    Physics 9702/21

    for finding the energy lost ke=pe+enery lost wasnt kintetic enery 5. something and potential energy 4. something ?
  9. 1

    Physics: Post your doubts here!

    http://papers.xtremepapers.com/CIE/...nd AS Level/Physics (9702)/9702_s11_qp_23.pdf can someone please sketch this 6(b) and c(iv) some one please daredevil
  10. 1

    Chemistry paper-21

    please check ur inbox
  11. 1

    Chemistry paper-21

    please someo ne answer this:(
  12. 1

    Chemistry paper-21

    wasnt there a question which had answer of uv light were they said br2 in organic acid something like that??
  13. 1

    Chemistry paper-21

    how was the paper? what do u think would be the gt?
  14. 1

    Physics: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_s11_qp_23.pdf can someone please sketch this 6(b)
  15. 1

    Physics: Post your doubts here!

    ok thanks
  16. 1

    Physics: Post your doubts here!

    my labeling is correct for showing which one is the width? becuase if the its correct then if u increase the slit seperation than the distance between the slits( slit width) decreases isnt it? so
  17. 1

    Physics: Post your doubts here!

  18. 1

    Physics: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge International A and AS Level/Physics (9702)/9702_w07_qp_2.pdf http://papers.xtremepapers.com/CIE/Cambridge International A and AS Level/Physics (9702)/9702_w07_ms_2.pdf in this question 5c(ii) in ms its written theres no effect on brightness how...
  19. 1

    Physics: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_s09_ms_2.pdf 5(B) pleasee someone
  20. 1

    Physics: Post your doubts here!

    More intense radiation simply means that more packets of energy (photons) are delivered each second. But the energy of each packet is unchanged. So if there wasn't enough energy to cause photoelectric emission, making it brighter won't change anything,
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