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If I want to maximise my job prospects? I don't feel like I'd enjoy law so it's pretty much something out of the rest really..

Is it possible to be able to transfer into another course at the start of uni or the first two weeks of uni? UAC main round applications are out and I had actuarial studies at UNSW as my first preference. My second preference was engineering/commerce which I now wish I had left as my first...

Hi :), my name is Ramsen Isaac and I graduated from Prairiewood High School with the highest ATAR of my cohort (and in the school's history) in 2013. I'm offering one on one tutoring in physics, chemistry and 3/4U maths for year 11 and 12 students as well as those who which to accelerate their...

Why do CFCs and HCFCs have low to no solubility in water? Thanks

What are their limitations? Also, why is it that BaCl2 emits a yellow flame whilst Ba(2+) is supposedly meant to give off an apple green flame? Thanks guys.

If someone in second place is behind first by about 2% by the time all internal assessments are over and this person performs better externally than the person ranked first, who gets the better final hsc mark? Cheers guys.

If you see someone moving at a speed close to the speed of light in a train and they walk through the train, would they appear to be moving in slow motion or not?

Hey guys, I do the following subjects and have listed the number of people in my cohort: English (44) MX1 (8) MX2 (3) Physics (10) Chemistry (10) What ranks would I need for, say, a 98 ATAR? Thanks.

3 numbers are chosen from 1,2,3,4,5,6,7,8,9. i) How many ways that 3 numbers can be chosen in order of increasing magnitude? ii) How many ways 3 numbers be picked such that their sum is 10? Thanks guys. This question popped into my prelim exam today.

Decided to make this thread so we can all be exposed to the more difficult integration problems (and for the fun of it of course). First 2 questions: integral of [sqrt(1+sin(2x))] dx integral of sqrt[tan(x)] dx

If an electron enters an electric and magnetic field and is not deflected by the two fields, determine: a) What can be said about the forces on the electron b) What are the direction of the electric and magnetic fields that produce a result such as in part a) c) If the electric field has a...

Hey guys, I'm in the last term of preliminary and I'm thinking that for year 12 I'll just go with 10 units consisting of the following subjects: physics chemistry mx1 mx2 english advanced My other two subjects are biology and legal studies. Biology I am dropping no doubt whatsoever but I'm...

http://boardofstudies.nsw.edu.au/hsc_exams/hsc2009exams/pdf_doc/2009-hsc-physics.pdf In question 19 of the paper, why is it that the electron moves towards the 0V plate? I thought charge always travelled from high potential to low potential?

What was the molarity of silver ion in a solution, 50mL of which produced 1.87g silver chloride when excess sodium chloride solution was added to it? Thanks guys.

my teacher is going pretty damn slow and so im getting worried. we have been switching topics from one lesson to another so I know some stuff from all the topics. but we are only just formally beginning the topic metals. should i be worried?

In Tasmania, a car license consists of two letters followed by four digits. Find how many of these are possible if the second letter is X and the third digit is 3. Thanks :)

hey guys, say one got into medicine and did not do biology for his hsc, will he be at a considerable disadvantage?

What expression would give the sum of the following taken four at a time: tan(+/-x), tan(+/-y) and tan(+/-z) Thanks guys :)

Hey guys, for fun's sake and ofcourse the sake of the HSC, I've decided to start a new marathon thread (after the last one died). Answer the questions then post your own :). To encourage MX1'ers of any level of ability to take part, please rate your questions in terms of difficulty. To start...

Why is the period taken to be 12.5 hours?