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  1. H

    How to write a good eonomic essay

    Salam, i remember there was someone who posted a link to writing a good business essay, and it was extremely useful! Well tomorrow is economics and i was wondering if anyone has any link or maybe self experience on how to write a good essay for economics. i know that you spend the first para...
  2. H

    AS Chemistry P2 Prep.

    so can anybody explain hybridisation?
  3. H

    AS Chemistry P2 Prep.

    yeah, im so sorry, i was wrong, i had it in my notes all this time, i learnt that, just called my teacher got it corrected
  4. H

    AS Chemistry P2 Prep.

    ist permanent diple, the electronegativity difference caused by fluorine, it doesnt have h bonding
  5. H

    AS Chemistry P2 Prep.

    2 lone pairs :)
  6. H

    AS Chemistry P2 Prep.

    electrlysis? look in your book under electrolyisi :P
  7. H

    AS Chemistry P2 Prep.

    the sulphur makes one bond with each oxygen hence two bonds, and then sulphur has six electrons in the outer shell so the remaining is 2 lone pairs
  8. H

    AS Chemistry P2 Prep.

    SO2 is 104, its s03 which is 120. So2 has two bond pairs and two lone pairs making it a bent molecule like h20
  9. H

    AS Chemistry P2 Prep.

    its the one for aldehyde, the one for ketone is similar, ill try posting it if i get the time, i hope you get it though, as my phone camera sucks :P
  10. H

    AS Chemistry P2 Prep.

  11. H

    AS Chemistry P2 Prep.

    theres a reaction with both actually :) ill try sending it wait
  12. H

    AS Chemistry P2 Prep.

    no. its in chemistry! its something about sp3 and sp4, i dont get it
  13. H

    AS Chemistry P2 Prep.

    no thats wrong, as a matter of fact alkene is more reactive because it has a pi bond present which breaks much easily compared to a sigma bond. so just stick to more useful hydro carbons :)
  14. H

    AS Chemistry P2 Prep.

    can someone explain hybridisation?
  15. H

    AS Chemistry P2 Prep.

    it breaks large H-Cs into smaller more useful HCS. for example lets say c50h100 which isnt of much use is broken into many smaller hcs, lets say one is ch4 which is methane and is very useful
  16. H

    AS Chemistry P2 Prep.

    yes it is! its STRUCTURAL reaction with aldehyde and ketones has been asked so many times
  17. H

    Economics P12 june 2012 ANSWERS...!!!

    i think none of the trade restrictions benefit import producers ?
  18. H

    Economics P12 june 2012 ANSWERS...!!!

    can you please explain? because i read it somewhere thaat quota can cause retaliation from home producers and they will end up putting trade barriers back on them, so both countries end up suffering. Also because of quota some consumers would be left out, they wouldnt get the product and that...
  19. H

    Chemistry: Post your doubts here!

    palladium is also accepted bro :)
  20. H

    Chemistry: Post your doubts here!

    whats induced dipole-dipole and permanent dipole dipole? please help its bothering me alot.
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