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  1. Z

    photoelectric effect

    Why can't wave nature of light explain photoelectric effect? Thanks
  2. Z

    casual job /writing resume

    Yes im going to uni this year. So is it possible to just work uni holidays or will no one want to employ you for only that time? How easy is it to work during term as well?
  3. Z

    casual job /writing resume

    Thanks everyone. Sorry if i wasnt very clear, what i actually meant was if i can only work for a month or two is it worth applying... are they willing to employ you if you cant stay on for very long? Thanks and sorry about the stupid questions... i just dont know so i thought id ask :)
  4. Z

    casual job /writing resume

    How long is the shortest amount of time possible to be employed at a chemist for a casual/vacation job? Also does anyone know a website which tells you how to write a resume and a cover letter? thanks
  5. Z

    Advance science at UNSW or USYD

    me too... what are the main differences between them... are there any? what about the talented students program? any differences there?
  6. Z

    combined science and eng

    For combined eng and science, how do they divide up the two parts? ie do you do all the science first then the eng or is it mixed throughout?
  7. Z

    discovery of elements

    do you think 1940's and 50's is recent enough?
  8. Z

    discovery of elements

    What do we need to know about recent discoveries of elements?
  9. Z

    dry cell

    ok thanks!
  10. Z

    dry cell

    is the cathode the graphite core or the graphite, the manganese dioxide and the ammonium chloride or is the ammonium chloride the electrolyte? Very confused. Thanks
  11. Z

    complex numbers- geometry of ellipse

    ok, that makes sense. Thankyou!
  12. Z

    complex numbers- geometry of ellipse

    How do you find the lengths of the axes in questions like this? /z-1-3i/ +/z-9-3i/ =10
  13. Z

    complex number question with tan

    replace sina with 2sin(a/2)cos(a/2) and cosa with 2cos(squared)(a/2)-1 (using half angle formulas) then it cancels down. Sorry if that doesn't make much sense (i dont know how to write maths on the computer)
  14. Z

    fish multiple choice Q

    ok thanks
  15. Z

    fish multiple choice Q

    Whats the answer to this question from Catholic Schools 2006 Trial paper? The body fluids of a marine fish contain 1.2% salt, whereas the salt content of sea water is 3.5% salt. Which of the following best describes the marine fish's salt and water balance? a) The fish gains both water and salt...
  16. Z

    builders for detergents

    Phosphates or zeolites are added i think
  17. Z

    Gene cascades

    Can someone explain the role of gene cascades in embryonic development and limb formation? Also what do we need to know about the "evolution of genes and their actions"? Thanks
  18. Z

    builders for detergents

    Why do builders have to be added to anionic detergents? Are they only added to anionic detergents? Thanks
  19. Z

    Advanced Bsc/BEng

    It it possible to do advanced Bsc/BEng? Also If you start off with a double degree can you drop to just the science if you decide you dont like the eng part?
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