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  1. Vaibhav123456

    How do I name this

    It's 1-cyclopentylethanone (https://pubchem.ncbi.nlm.nih.gov/compound/1-Cyclopentylethanone). I guess the cyclopentane is considered as somewhat of an alkyl group (idk the exact name for this case).
  2. Vaibhav123456

    special rel MC

    https://courses.lumenlearning.com/physics/chapter/28-4-relativistic-addition-of-velocities/
  3. Vaibhav123456

    Special rel

    The speed of light it always constant. However, at relativistic speeds time dilation and length contraction occurs. This is because as speed = distance x time, if the speed is to remain constant time and distance must change. Therefore, the answer is D.
  4. Vaibhav123456

    University of Sydney Medicine undergraduate

    Most people apply as a graduate, so they complete the GAMSAT instead. Meaning that, an atar is not required, and you apply after completing any undergraduate course.
  5. Vaibhav123456

    Help with chemistry questions

    Thanks. Are the other two right then.
  6. Vaibhav123456

    Help with chemistry questions

    The answers are: 2(B), 6(B), 8(C). Just want to know what the reasoning behind the answers is. For Q8 is it because NO2- is a stronger conjugate base and hence, has a higher pH, and for Q6 is it because phosphoric acid is triprotic. Got no idea about Q2, maybe because there is no proton donor...
  7. Vaibhav123456

    Standard Maths Year 12

    https://thsconline.github.io/s/files/yr12/Maths/trialpapers_general.html#v
  8. Vaibhav123456

    Prelim Chem and Phys

    For Physics it's quite helpful knowing Y10 content for Mod 1 and 2 but after that you dont really need it. For chem just know: how to balance, polyatomic ions, the structure of atoms and the types of compounds(ionic, molecular etc), and the basic types of reactions e.g. precipitation...
  9. Vaibhav123456

    HSC Subjects (what should I drop)

    For now. Might drop next term, but im still unsure because I am also doing 4U now.
  10. Vaibhav123456

    HSC Subjects (what should I drop)

    Update: Ranked 1st in all prelim subjects. These are my prelim results for the yearly's. Maths 3U - 85% Maths 2U - 90% Physics/Chemistry/Business Studies - 91% Biology - 88% English Adv - 93%
  11. Vaibhav123456

    HSC Subjects (what should I drop)

    I enjoy Bio content more than Business, but my teacher is really bad for Bio. I have to relearn everything myself and don't learn anything in class, because she just gives worksheets and doesn't care. I feel like this will take up quite a bit of time, more so than business in year 12, which is...
  12. Vaibhav123456

    HSC Subjects (what should I drop)

    In my school there is a hand in task for every subject. However, the 2nd maths test got cancelled.
  13. Vaibhav123456

    HSC Subjects (what should I drop)

    Hey guys I don't know what to drop and was wondering if you could give some advice. I will be doing 4U/3U Maths, Chem, Physics, Bio, Business Studies and Adv English in Year 12. I'm thinking of either dropping Bio or Business Studies. Please help me. So far I am ranked 1st in all my subjects...
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