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    HSC Physics Marathon 2013-2015 Archive

    re: HSC Physics Marathon Archive oh my bad.... if they wanted 1SF and I had an answer of 168.75 would u actually put 200? hmm is this in core modules?
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    Chemistry paper & Option

    I'm not sure why, but me along with a couple of people read it as confirm the identity of the precipitate in part a/b ... so we did barium... That would be a few lost marks then :(, got flame test bit of it though
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    Physics HSC test

    is this for Q2Q?
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    Chemistry paper & Option

    do u guys remember what the flame test question was asking?
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    HSC Physics Marathon 2013-2015 Archive

    re: HSC Physics Marathon Archive 1) Outline the basis of the slingshot effect and how it is used to conserve fuel on trips to outer space. 2) i) Outline newton's concept of escape velocity and calculate the escape velocity for Earth. ii) If possible, would an object launched at 12000ms^2 from...
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    HSC Physics Marathon 2013-2015 Archive

    re: HSC Physics Marathon Archive (can someone check these pleass) a) g planet = 10/9 x 25.8 = 28.67ms^-2 = 29ms^-2 (2 sf) b) The michelson and morley experiment involved shining a monochormatic light onto a tilted half silvered mirror which redirected the light perpendicular to each other, the...
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    General Thoughts

    yeah me too... didn't even see it as oxidation/reduction, i just said they both needed one electron for full shell therefore not sponaneous...
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    General Thoughts

    what did you guys put for the "is this reaction spontaneous" question? for the one between bromine and chrlorine
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    Are There Procedures In Place For A Mislabeled Writing Booklet?

    But won't it cost a tonne and also by the time you appeal for the extra marks first preferences are already over?
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    Are There Procedures In Place For A Mislabeled Writing Booklet?

    I think you're overworrying this, if you've got upcoming exams just make sure to check them twice if not three times. However, if you were to put the incorrect student number they will look at all the student numbers from your centre (assuming you don't get that wrong too.. it's much shorter...
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    Brawl

    friday night? I haven't played in so long tho
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    General Thoughts

    what was the problem with steps 2 and 3 guys?
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    Indicator Question

    did the question ask to calculate overestimation/underestimation?
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    Band 6, Band 5,cutoffs?

    what's the difference between TWM and raw mark? hmm I screwed up core and option pretty badly, I don't think I got full marks in anything... my MC is pretty good though does doing a less popular option make the cutoff higher....?
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    Multiple Choice

    http://www.biopack.be/WebShop/En/?http://www.biopack.be/Lid-En/Food___Beverage_Packaging/13-290/Biodegradable_Drinking_Cups_for_Hot_and_Cold_Drinks.aspx "Our biodegradable cardboard cups are made of pure cellulose. " it's possible then, just clearing stuff up, don't over think it haha
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    Multiple Choice

    oh my bad, 7 is c, i read 8 being 7* my bad... as for 10 I got that wrong... read it as exo hopefully all the answers are right cause I got the same *edit
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    Multiple Choice

    isn't 8 = c? i got 10 = b am i wrong =/?
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    Indicator Question

    Would i get anything if I didnt do equilibrium arrows but I did two seperate equations?
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    Um, so who's ready for chem ?

    I've got one module and the option to go aswell, however I think I'm just going to sleep and do a bit tomorrow morn.
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