• 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. L

    Chemistry: Post your doubts here!

    Yeah this was a time consuming question. Anyway so this is what I did. You do the same thing for the diethyl ether, you have to write out the equation and all. Obviously all this working is not required but I cant do any calculations without writing it down.
  2. L

    Chemistry: Post your doubts here!

    I know the formula for the pH and I managed to get the concentration for the salt, but I cant get the concentration for the acid. If anybody else could help...
  3. L

    A level Biology: Post your doubts here!

    Cisternae is the system of flattened memebrane-bounded sacs in the endoplasmic reticulum. Even the folded sacks for the golgi body are called cisternae.
  4. L

    Further Mathematics: Post your doubts here!

    Can someone give me a detailed syllabus for 90709 P3 and P5. I have had a look at the posted CIE syllabus, but im not sure wether it is in detail or its a general overview. So if someone could help me out that would be great.
  5. L

    Mathematics Syllabus A2

    Can someone please tell me the details of the syllabus for A2 for Complex number. List them if you can. I dont know if syllabus posted by cie is detailed or not.
  6. L

    Mathematics Syllabus A2

    Discuss the syllabus for the A2 mathematics.
  7. L

    Chemistry: Post your doubts here!

    http://papers.xtremepapers.com/CIE/... AS Level/Chemistry (9701)/9701_s08_qp_31.pdf For question 2f what supporting evidence can I give?
  8. L

    Chemistry: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Chemistry%20(9701)/9701_s08_qp_31.pdf For question 2f what supporting evidence can I give?
  9. L

    Chemistry: Post your doubts here!

    any idea about p31 guys?
  10. L

    CHEMISTRY AS P33 PRACTICAL MAY 8 2014

    What about 31 anybody?
  11. L

    Chemistry: Post your doubts here!

    So then if you have tips for other experiments, please go ahead.
  12. L

    Chemistry: Post your doubts here!

    I have this I hope it helps. Do you have any idea about the questions for p31?
  13. L

    Chemistry: Post your doubts here!

    Does anyone have any idea about the questions for p31 practical ?
  14. L

    Chemistry: Post your doubts here!

    oh yeah my bad.
  15. L

    Chemistry: Post your doubts here!

    Guys I have a doubt. Now if we have an alkene, for example but-2-ene, when we react it with K2Cr2O7 it'll form CH3CH(OH)CH(OH)CH3 right? But what if we have an alkene with double bond at 2 different places like hex-2,5-ene, if we react this with K2Cr2O7 will a diol occur in both places? Another...
  16. L

    CHEMISTRY AS P33 PRACTICAL MAY 8 2014

    does anyonw have information for p31 chemistry?
  17. L

    CHEMISTRY AS P33 PRACTICAL MAY 8 2014

    Does anyone have any information about chem p31?
  18. L

    Chemistry: Post your doubts here!

    no my question was which method should I do it according to?
  19. L

    Chemistry: Post your doubts here!

    does anyone know how to do this?
  20. L

    Chemistry: Post your doubts here!

    For the reaction of tollens reagent with an aldehyde the aldehyde gets converted into a carboxylic group. For the second one what you do is you remove the H2 from the 2,4 dinitrophenylhydrazine and from the other compound remove the O that is doubly bonded to the C. And then join both molecules...
Top