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can anyone please 'describe one test you would carry out to identify a common ion in a body of water'..

im wondering if anyone used graphs for Q7 part (iv) and (v)...

how would the level of difficulty of ur trial affect u in the hsc?

hm..theres different views on the scaling here, im kinda lost. anyone here had 'been there, done that' can u plz giv advice? oh and as far as im very aware of, USYD's BSc (adv maths) assumes 4u maths. no, i dont think 4u is boring, i like doing 4u maths than other maths although im not...

so how is it not true???

a guy who topped my school 2 yrs ago told me if u get 5.5/8 question all right then u r guaranteed 90+ (thats a raw mark of abt 70%) is it true though

i fink quantum physics is very confusing, im asking why classical views could not explain the nature of the radition curve, physician. and also why was it explained by the assumption that energy comes in quanta. btw i understood the curve part, but how did packets of energy explain the curve...

Can anyone plz explain how Maxwell's theory of EM waves (electric+magnetic fields) couldnt explain the radiation curve, and then how Planck's hypothesis fit that idea? also how "an induction coil is like a transformer" (jacaranda textbook).

its like this, i set up a galvanic cell and i varied the width of the copper electrode (5 widths were used) while keeping the other electrode unchanged. the results showed that the voltage output was always a constant no matter how the width of the copper electrode changed. i was pretty...

does anyone have materials (apart from textbooks that is) for binomial theorem, or know where to find it? this topic is so fweakin hard!

cant be...cathode is where the electrons, not cations, come from so the naming is a bit confusing here.

in physics, regarding the discharge tube, the cathode is (-). in chem, regarding the galvanic cells, the anode is (-) although they are both where the electrons are coming from. any explanation to this discrepancy, anyone??? thanks

so...how do they shrink 2 courses into 6 yrs instead of ,say, 8yrs, arent ppl skipping stuff?

that sounds gud actually. theres one more thing, can u tell me the extend that computing is involved in any of these courses, or is there computing involved at all? im not very gud at computer stuff..lol, so if yes is the case, do i hav to do a bridging course, or this doesnt matter at all? thank u

hi all, im currently at school now and is wondering what those courses are like and how uni ppl are finding them. i also hear from a few ppl that these are relatively new courses so theres not a lot of job prospects, that true?

hi all, im currently at school now and is wondering what those courses are like and how uni ppl are finding them. i also hear from a few ppl that these are relatively new courses so theres not a lot of job prospects, that true?