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  1. O

    Salt Bridge

    According to my textbook, magnesium ions would move into the salt bridge and 'push' potassium ions (from the KNO3 solution) into the cathode, effectively neutralising the imbalance of charge. In that case, I would assume copper ions would do the same with nitrate ions.
  2. O

    HSC exam paper?

    I just copied down the link from someone who had originally uploaded it haha :L
  3. O

    HSC 2012-2015 Chemistry Marathon (archive)

    re: HSC Chemistry Marathon Archive 1.22 g of an unknown gas has a volume of 15.0 L at 100 kPa and 25°C. Identify the gas.
  4. O

    HSC 2012-2015 Chemistry Marathon (archive)

    re: HSC Chemistry Marathon Archive 2-hydroxypropane-1, 2, 3-tricarboxylic acid.
  5. O

    HSC 2012-2015 Chemistry Marathon (archive)

    re: HSC Chemistry Marathon Archive Haha is it 4? Hate these sorts of questions..
  6. O

    HSC 2012-2015 Chemistry Marathon (archive)

    re: HSC Chemistry Marathon Archive Shouldn't it be C3H6Cl2?
  7. O

    HSC exam paper?

    http://community.boredofstudies.org/attachment.php?attachmentid=28949&d=1382578975
  8. O

    General Thoughts: Mathematics Extension 1

    Page 3 of this thread.
  9. O

    UTS bonus points !?

    Are you sure they aren't for UWS? As far as I know UTS only offers bonus points based on performance in subjects relating to the selected course. http://www.uts.edu.au/future-students/undergraduate/high-school-students/year-12-bonus-scheme http://www.uts.edu.au/future-students/year-12-bonus
  10. O

    Predictions for option topics/core (extended response)

    I'm pretty sure he means AAS 'or' oxides.
  11. O

    Sciences All Nyter Thread

    Pretty sure that's been done as well.
  12. O

    Biology 2013ers MARATHONN

    1) B and T lymphocyte interactions are initially enabled by the chemical cytokine secretions of interleukin-2 which results in the extensive cloning of B and T cells. This allows for complex interactions between the two lymphocytes, further aided by their close proximity to each other. In...
  13. O

    Raw Mark estimates?

    ~ 87-90
  14. O

    General Thoughts: Mathematics Extension 1

    ~ 95-97 The answer for Q10 was C.
  15. O

    Carrotsticks' Extension 1 HSC 2013 Solutions

    Somewhere on this page: http://community.boredofstudies.org/showthread.php?t=313336&page=3
  16. O

    General Thoughts: Mathematics Extension 1

    Probably not, considering they didn't ask you to 'find the asymptote' where you would need to state it. Just 'showing it' on your graph should be fine.
  17. O

    Band 6 cut off?

    Probably around 95-97.
  18. O

    Maths derp moments

    3 x 3 = 6 Did it in the exam today -.-
  19. O

    [2U Maths] what will a 92 or 93 raw align to?

    Re: what will a 92 or 93 raw align to? ~ 96 - 97
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