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Hi I would like to attend UNSW next year and do Engineering, specifically mechatronics (well not 100%). The thing is i only do Mathematics Extension 1. I used to do Mathematics Extension 2, but i dropped it because i didn't like it, however i quite sure that i can do that style of math. My...

why do you ppl feel the need to go to sleep so late... you need to manage your tme better!

ok i understand it... thanks ppl

well u need to find molarity to find the ph... can someone do it

i need help with this one... caan someone please explain how to do it. 20mL of 0.08mol /L HCl is mixed with 30mL of 0.05mol/L NaOH. What is resultant pH??

umm are ugoin to these countries or doing the courses lol??? if ur going to them dpends... ive been italy... its totaly awesome but this will depend on what u like as a person. people in italy are very outgoing and social.... so if ur not into it prob not the best.... 1 tip... if u go...

ahh k thank u dude:)

i think the answer is 0.0938 mol/L ... i could b wrong... can someon re-try

ok must be on my side thanks

Can someone pleas do this question...please... Thank You

hey images in ur notes dont seem to show clearly in my adobe reader... it says there is insufficient data... this wouldnt b bcoz u havent fished them right>>>? ps how is UNSW

FORZA CALABRIA!.... Il calabrese lo parli?

i think thats differnt

lol didnt read question... i cant find it directly in the syllabus but i think u still need to know it considering its info from prelim... success 1 doesn't say anything about it...(the editor usually comments on questions no longer in syl) hope it helps

the double bond in alkenes makes them more reactive then alkanes... alkanes and kenes are non polar and have weak dispersion forces <--- these affect phys properties

^^latex equation editor

hi all... can someone please tell me how i would go about doing these Qs: 1) State the domain and range of y=arcsin x^2 y=x arccos x y=arcsin [tanx] 2) Sketch y= arctan x + arctan (1/x) Thanks for your help

can someone try this... the find area bounded by the line y=ln x the x aixs and lines x=2 and x=4 is ther a way to do it knowing x=e^y

how would i integrate ln x

^yeah great stuff guys i now understand...thanks heaps esp to lolokay