• 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. WellWIshER

    Problematic questions.........

    how is it possible?? 4rm which part of da syllabus is dis i mean da eq between h2so4 and nacl??????? and how is da reaction possible da E value 4 cl is + where as 4 acid is zero?????
  2. WellWIshER

    Help with Statistics Question

    thanx mate!
  3. WellWIshER

    chem appps!!!!

    guys what should we know abt genetic fingerprinting?? i dont noe wat to leanr 4rm da booklet there is too much
  4. WellWIshER

    Binomial Distribution

    is da ans 10
  5. WellWIshER

    Problematic questions.........

    btw i am talking abt da 1st part i got da last part with br
  6. WellWIshER

    Problematic questions.........

    i dont get da reaction between nacl nabr with h2so4 using E values its not possible ryt??? y did u state negative values for cl and br ions???? please clarify thanx 4 da effort
  7. WellWIshER

    intensity of ultrasound!! phy app

    anyone!!!!!!!!!
  8. WellWIshER

    Help with Statistics Question

    anyone???
  9. WellWIshER

    Problematic questions.........

    dude y are da values of cl and br NEGATIVE arent they positive ??? wont they be reduced!!! wt abt da equation!!!!!!
  10. WellWIshER

    Problematic questions.........

    GUYS! can someone explain me chemistry ppr 4 J09 Q2!???
  11. WellWIshER

    Help with Statistics Question

    THANK U 4 TRYING but i think thts definitely wrong
  12. WellWIshER

    Help with Statistics Question

    ANYONE!!!!!!!!!!!!!!!
  13. WellWIshER

    Help with Statistics Question

    amna mashallah ur good in dis. how do u learn dis???? i really find these questions hard. for da word: NECESSARY Q1 HOW many seletions r there for 4 letters? q2 how many arrangements are there of four letters?
  14. WellWIshER

    intensity of ultrasound!! phy app

    thanks but i am still confused. using dis way i tried da following q which cums aftr dis but i couldnt do it can u do da other q i dont get y dont we sue da fact tht"when some energy is transmitted, some is also reflected."? i was trying to do in terms of diagrams but didnt really work out 4 me
  15. WellWIshER

    intensity of ultrasound!! phy app

    yes yes but check out da question i dont get it when it says reflecting..bl bl bla........
  16. WellWIshER

    intensity of ultrasound!! phy app

    guys i went through the booklet and and da book but i still didnot understand the part where we use da equation of attenuation and da reflection absorption co-efficient 2gether??? any one help !! also to be specific i didnot get question on pg 418 of da endorsed cie book
  17. WellWIshER

    STATS HELP!

    ON A BIASED DIE Probability of getting a 6 is 1/2 and p(5)=1/9 on a FAIR DIE ITS 1/6 4 BOTH! I CHOOSE 1 OF DA 2 DIE randomly and roll it.if da score is 5 or 6 i win. what is da probability tht i win??? thanx
  18. WellWIshER

    physics p4

    cheers mate
  19. WellWIshER

    physics p4

    guys wts da difference between emission spectra and absorption spectra?
  20. WellWIshER

    Physics Application( urgent help)

    guys i dont understand the intensity coefficient part in the question given in da book y do we multipy .34 by 1/15???
Top