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  1. A

    General thoughts: HSC chemistry 2015

    True. In 2012
  2. A

    General thoughts: HSC chemistry 2015

    A polymer is a large molecule, or macromolecule, composed of many repeated subunits. Because of their broad range of properties, both synthetic and natural polymers play an essential and ubiquitous role in everyday life. Note that it says "repeated subunits." There are no repeated units for...
  3. A

    General thoughts: HSC chemistry 2015

    how many marks am i going to lose for reading citric acid as acetic acid for the 4 mark titration calculation question?
  4. A

    General thoughts: HSC chemistry 2015

    fkn HFCs sleem come on
  5. A

    General thoughts: HSC chemistry 2015

    No, pretty sure I'll get 0
  6. A

    General thoughts: HSC chemistry 2015

    fuck how many marks am i going to lose if i read the 4 mark calculation as "Acetic acid" instead of "citric acid" ?
  7. A

    My thoughts on the 2015 Extension 2 paper.

    Were we allowed to use t-results to prove 11f)?
  8. A

    Maths Extension 2 thoughts

    I worked that out in the last 2 minutes. I ended up getting (i) but I didn't get enough time to do (ii) when it was the same thing again ahah
  9. A

    Maths Extension 2 thoughts

    I got (1/2)(rt(1/a^2 + 1/b^2)) for the area Someone please tell me they got the same.
  10. A

    Maths Extension 2 thoughts

    yeah what the fuck was that
  11. A

    Maths Extension 2 thoughts

    I doubt 75 will be 93, considering this year was a lot easier than previous years. Maybe 91 or 92?
  12. A

    Maths Extension 2 thoughts

    what will 75 raw align to?
  13. A

    maths state rank

    full marks or go home mate
  14. A

    HSC Physics Space

    Do we need to know about the multi-stage rocket system? Like the different stages and stuff and how the engine throttles, since the dot point specifically says "during launch?"
  15. A

    HSC Physics Space

    Analyse the changing acceleration of a rocket during launch in terms of the: - Law of Conservation of Momentum - Forces experienced by astronauts What exactly do we need to know for this dot point?
  16. A

    2014 HSC Chemistry exam - Question 23

    Aha so is nitrates worth the marks or nah?
  17. A

    2014 HSC Chemistry exam - Question 23

    The answers say: Answers could include: phosphates and hydrogen ions My question was whether nitrate ions are also a valid answer since they also cause eutrophication.
  18. A

    Actuarial Studies

    Hey guys, I'm considering doing actuarial studies at university. I've been told that you have to really like maths & be interested in finance to like actuarial studies. I like maths but am unsure about finance, as I'm only doing maths & science subjects. At the moment, I'm leaning more...
  19. A

    UNSW Engineering/Commerce

    Hey guys, I was wondering if someone doing a double degree of Engineering & Commerce at UNSW could help me out. I went to their Open Day today, and it was quite a long travel to get there. I was wondering what the timetable for this course would be like. Would I have to attend UNI everyday...
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