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  1. Lost_Life

    Physics, Chemistry and Biology: Post your doubts here!

    QUESTION !! MJ 11 VARIANT 12.. NUMBER 3 WHY IS C NOT B :S PLEASE HELP :'( http://www.xtremepapers.com/papers/CIE/Cambridge%20IGCSE/Chemistry%20(0620)/0620_s11_ms_12.pdf
  2. Lost_Life

    Physics, Chemistry and Biology: Post your doubts here!

    i think its wax??? i did the question a while ago,but dont remember it.. :rolleyes:
  3. Lost_Life

    Physics, Chemistry and Biology: Post your doubts here!

    you are only counting the lines given y the drawing,write or draw the whole molecule then count the pairs of electrons :)
  4. Lost_Life

    Physics, Chemistry and Biology: Post your doubts here!

    if you noticed it gets easier going to the recent years so inshalla ya rab
  5. Lost_Life

    Physics, Chemistry and Biology: Post your doubts here!

    its right , by respiration and excretion :)
  6. Lost_Life

    Physics, Chemistry and Biology: Post your doubts here!

    YES, THANK YOU!
  7. Lost_Life

    Physics, Chemistry and Biology: Post your doubts here!

    Can anyone help me? An excess of copper(II) oxide is added to dilute sulfuric acid to make crystals of hydrated copper(II) sulfate. The processes listed may be used to obtain crystals of hydrated copper(II) sulfate. 1 concentrate the resulting solution 2 filter 3 heat the crystals 4 wash...
  8. Lost_Life

    Biology Paper 1 MJ 2012

    SAM SAME!!!
  9. Lost_Life

    Biology Paper 1 MJ 2012

    I cant :(
  10. Lost_Life

    Biology Paper 1 MJ 2012

    yeah
  11. Lost_Life

    Biology Paper 1 MJ 2012

    yeah
  12. Lost_Life

    Biology Paper 1 MJ 2012

    you did it? lets discuss :O
  13. Lost_Life

    Biology Paper 1 MJ 2012

    im not discussing no questions :)
  14. Lost_Life

    Biology Paper 1 MJ 2012

    y only 1 :P
  15. Lost_Life

    Biology Paper 1 MJ 2012

    Just sat for that exam, not bad.. :)
  16. Lost_Life

    Physics, Chemistry and Biology: Post your doubts here!

    yeah, its so misleading, X and Y are badly drawn.
  17. Lost_Life

    Physics, Chemistry and Biology: Post your doubts here!

    The eye , retina and choroid :c
  18. Lost_Life

    Physics, Chemistry and Biology: Post your doubts here!

    you too???! SAME QUESTION xD
  19. Lost_Life

    Physics, Chemistry and Biology: Post your doubts here!

    oh okay, thanks :3
  20. Lost_Life

    Physics, Chemistry and Biology: Post your doubts here!

    can anyone help? 2000 Mj Question 21.. Why is it B not C ?
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