• 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. Y

    help needed about reaction mechanism.

    this question, could someone tell me the answer and how you did it'? H2O2+2I^- + 2H^+ -----> 2H2O + I2 This rxn is considered to go by the following step: step1: H2O2 + I^- ------>IO^- + H2O (SLOW) step2: IO^- + H^+ -------> HOI SLOW step3: HOI + H^+ I^- ------> I2+H2O SLOW 6B the...
  2. Y

    Question about the AS timetable on june2011

    hi there, i'm in zone 5 .. i want to ask, is this http://www.xtremepapers.net/CIE/index.p ... 205%29.pdf timetable is final ?.. is it subject to change ???.. because i had booked air ticket to go somewhere at 15june2011.. i just scared whether the timetable will change .. :(
  3. Y

    AS maths mechanics friction question

    a) A girl sitting on a wooden board slides down a line of greatest slope, which is inclined at 10degrees to the horizontal, on a snow-covered mountain. The combined mass of the girl and the board is 65 kg, and the magnitude of the frictional force between the board and the slope is 125 N. Air...
Top