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    CSSA Chemistry Trials

    What WERE the questions...? esp the sulfate shittin my self guys!
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    Economics a long course?

    I study consistently go over it at LEAST every day. Its just there are so many sources of questions mate. So u disagree with me? Thats fine but is that because u have finished the course? cheers
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    Economics a long course?

    been going over eco syllabus it is so big making me lose interest. For our trials its up to trade policies which means its gonna be crazy, limited time... does anyone else think it is a big course? Any tips for trials peeps?
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    Past papers?

    Anyone got the solutions for all the medical physics questions from 2002 - 2006? WOuld be much appreciateed. thanksss
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    Helpp!!!

    20 mL of 0.08 mol L–1 HCl is mixed with 30 mL of 0.05 mol L–1 NaOH. What is the pH of the resultant solution? (A) 1.1 (B) 2.7 (C) 4.0 (D) 7.0 how do u do this please show working also how do u do question 12 from the 2008 HSC paper Samples of water were collected from a river at...
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    history and memory..?

    Im not sure what this module is exactly askng us to do... like in an essay what do we exactly talk about. Also how do we anaylse a text and relate it to history and memory? cheers
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    leakages and injections

    checkmate~!
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    leakages and injections

    yes it can be both! hmmmm whats the houses purpose is it an investment property? NO its not a saving mate!
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    I need help for next years subjects :)

    what skool yo? aww serious sciences are crazy next year manng! Junior science sucks balls =(
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    Need help! Seriously!!!!

    tried that but like any ideas come to mind of what an essay would look like!
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    Omg!! Help me gottta hsc assesment so lost!!!

    sorry to sound stupid but i still dont get it! ARRRHGHH is it the winkler method that dermines DO that shows whether the contaminaton exists? ( faecal and urine)
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    Engineering? Scholarships?

    I wanna do engineering preferrably civil at either syndey uni, UTS or UNSW when should i apply for a scholarship also can some people doing the course give me a run down of the course cheers!
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    Economic growth?

    Is this statment valid Aggregate demand in the Australian economy is what produces economic growth? im not completely understanding the link between eco growth and agg demand as stupid as it sounds can someone please help me kind regards
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    Omg!! Help me gottta hsc assesment so lost!!!

    sorry but what i meant was that i tried that. But im stuck on the WINKLER EXPLANATION!
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    Need help! Seriously!!!!

    anyone...?
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    Omg!! Help me gottta hsc assesment so lost!!!

    a lil bit more detail please on how to test for these coontamination one para mate?
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    Omg!! Help me gottta hsc assesment so lost!!!

    but which one am i testing for BOD or OD?
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    Omg!! Help me gottta hsc assesment so lost!!!

    Q) Describe the possible source of contamination in a catchment area? is one of those sources dead animal bodies and excrements ( faeces and urine) the next question states! Q) For the identified sources of contamination describe a chemical test available to determine the contamination...
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