• We need your support!

    We are currently struggling to cover the operational costs of Xtremepapers, as a result we might have to shut this website down. Please donate if we have helped you and help make a difference in other students' lives!
    Click here to Donate Now (View Announcement)

Search results

  1. yumichikabyakuya renji

    hey do you help for chemistry too?

    hey do you help for chemistry too?
  2. yumichikabyakuya renji

    Chemistry: Post your doubts here!

    anyone knows the energy cycle from jn 11 p41 q1)b) the answer for the lattice energy is -12753 kJ per mol
  3. yumichikabyakuya renji

    Physics: Post your doubts here!

    hi:) i also did this question but got stuck on this: didnt they ask for the resistance in terms of R, then y do we write 'infinity' which is not in terms of R?? o_O
  4. yumichikabyakuya renji

    Physics: Post your doubts here!

    really helpful thXx :)
  5. yumichikabyakuya renji

    Physics: Post your doubts here!

    someone plz help with oct/nov 07 p1 Q37 http://www.xtremepapers.com/papers/CIE/Cambridge International A and AS Level/Physics (9702)/9702_w07_qp_1.pdf the answer is C and does anyone of you has the variable 2 for jun 09? i mean jun 09 p22... plz i really need it :O
  6. yumichikabyakuya renji

    Chemistry: Post your doubts here!

    for Q24 its A since incomplete combustion of a hydrocarbon gives CO, while complete combustion gives CO2 and H2O
  7. yumichikabyakuya renji

    Chemistry: Post your doubts here!

    i was wondering about that in may/jun 2007 Q40( physics). we need to divide proton no. by nucleon no., n i don't get it why...:confused:
  8. yumichikabyakuya renji

    As physics p1 MCQS YEARLY ONLY.

    hey thxx can u explain the last one? y do we need 2 divide proton no. by nucleon no.? is it a specific definition?
  9. yumichikabyakuya renji

    Physics: Post your doubts here!

    thXx:) i didn't quite understand Q10, 13 18 and 35, cud u help me with these? i looked for it from here: http://xtremepapers.com/community/threads/as-physics-p1-mcqs-yearly-only.17330/page-9#post-330586 bt still i didn't understand:(
  10. yumichikabyakuya renji

    As physics p1 MCQS YEARLY ONLY.

    hmm, well i wud like to, bt am not that good in P5, still i cn try 2 :)
  11. yumichikabyakuya renji

    As physics p1 MCQS YEARLY ONLY.

    really helppful advice as well thXx very very much :D
  12. yumichikabyakuya renji

    As physics p1 MCQS YEARLY ONLY.

    hey good one:D this really helped me correct all my mcqs n understand them well but for Q15: answer is A when height fr0m gr0und is zer0 (i.e object is on ground) P.E is also zer0 but when height increases, pe also increase B is showing that at max. height. p.e is zero which is wrong.. :O
  13. yumichikabyakuya renji

    As physics p1 MCQS YEARLY ONLY.

    hey u explained Q36 really well:) bt i'v a doubt for Q10, u said the acceleration becomes 0, but A also shows shows this, cud u clear my doubt plz??:unsure: i also didn't get Q13, the force F at the centre will have no turning effect, but the other one will, then they aren't in equlibrium or...
  14. yumichikabyakuya renji

    Chemistry: Post your doubts here!

    heyy:) the answer is certainly not D since the ketone won't react with sodium metal R u sure the answer is A?? since propan-1-ol also, just like propanone won't react with tollen's reagent anybody help!!:cry:
  15. yumichikabyakuya renji

    Chemistry: Post your doubts here!

    i too liked the chocolate, n now it became more easy to understand :D
  16. yumichikabyakuya renji

    Chemistry: Post your doubts here!

    Hi, did anyone do the chemistry practical of may/jun 2012 paper 35? I'v a doubt on the last part in Q3, it says add FA5 to FA4 i got a white precipitate , then it said add HCl and i got a yellow/orange ppt.. the identity from the MS is sulphate ion, can s0me0ne explain?:unsure:
  17. yumichikabyakuya renji

    Chemistry: Post your doubts here!

    hey thXx :)
  18. yumichikabyakuya renji

    Chemistry: Post your doubts here!

    is there any for physics?? cud u plz paste the link here?? O.o
  19. yumichikabyakuya renji

    Physics: Post your doubts here!

    hey someone has the mark scheme of nov 02 p1??
  20. yumichikabyakuya renji

    Mathematics: Post your doubts here!

    thXx very much,, now i understood:)
Top