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  1. planino

    How are you finding chemistry? New preliminayr students.

    Take ngote of this: I'm a lot of things but defs not a cricker,(shakes head) tch tch tch
  2. planino

    Hottest female tennis player (pics included)

    And you love saiapova's pleasure screams :skip:
  3. planino

    Preliminary 2012 Chemistry Marathon

    You may be a superSAIyan (very original), but I'm going to Kamekamehaa you tomorrow for that
  4. planino

    Sketching the addition of absolute values

    Thanks!! Finally I get this after like 4 months
  5. planino

    Preliminary 2012 Chemistry Marathon

    Next question please :)
  6. planino

    Preliminary 2012 Chemistry Marathon

    o.o step back... xD
  7. planino

    Preliminary 2012 Chemistry Marathon

    Ah yeah, should have said 'suitable' or something like that
  8. planino

    Preliminary 2012 Chemistry Marathon

    0/2 marks, distillation is the more appropriate process. Water can be boiled off at 100 degrees, crystallising out the NaCl and water can be collected as the distillate. Evaporation is not a suitable process as water would have been lost as steam.
  9. planino

    Preliminary 2012 Chemistry Marathon

    When separating the components of a NaCl(aq) solution, what would be a more effective technique, evaporation to dryness or distillation? Explain. (2 marks)
  10. planino

    Preliminary 2012 Chemistry Marathon

    Stone Age Copper Age Iron Age Bronze Age don'yt know the time periods :(
  11. planino

    Preliminary 2012 Chemistry Marathon

    My teacher touched on it just a little, but most of it was just what I thought of it
  12. planino

    Preliminary 2012 Chemistry Marathon

    ^Yeah just realised, should have made it 4 marks instead, half a mark for a correct property and half a mark for a correct explanation with reference to the metallic bond. 8/8 btw
  13. planino

    Preliminary 2012 Chemistry Marathon

    Metallic bond: (Assuming a picture of a metallic bond is given) this model does not demonstrate the delocalised nature of the electrons, as in reality the electrons would be moving around the lattice Covalent molecular: (Assuming a picture of e.g. two oxygen atoms w/ electron shells and two...
  14. planino

    Preliminary 2012 Chemistry Marathon

    Biosphere - Glucose Lithosphere - Silicon dioxide Hydrosphere - Water Atmosphere - Carbon dioxide Identify 4 metallic properties and explain them by referring to the metallic bond (8 marks)
  15. planino

    Sketching the addition of absolute values

    I still don't get it :(
  16. planino

    Sketching the addition of absolute values

    ^ e.g. how would you draw y=|x|+|x+2| y=|x|+|x+2|+3 y=|x|+|x+2|+|x+3|
  17. planino

    Hottest female tennis player (pics included)

    I ngo right
  18. planino

    Please critique King Lear essay!

    You don't ngo how hard I laughed at that
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