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  1. haochen

    NARUTO MANGA

    yeah it was cooooooooool :D
  2. haochen

    Chemistey Doubts

    covalent dont conduct electricity ionic is non-volitile covalent is volatile hope it helped:D
  3. haochen

    Chem Paper 1!

    ahhh i switch both letter !!!!! my bad :D changed them back :) hope that doesnt confuse u :D
  4. haochen

    Chem Paper 1!

    really ???? :shock:
  5. haochen

    what happens if you fail an exam?

    AS U WISH :D if u want to resit u can. it depend on what r u going to take :)
  6. haochen

    Chem Paper 1!

    the answer for 8 is C becoz it doesnt conduct electricity and they said solid so the melting point should be above 25'C so its C :) the answer for 36 is A becoz it got double bond and alcohol is neutral (u know it from OH) hope u got it :D
  7. haochen

    Chemistey Doubts

    yeah but u need to know ionic is soluble in water and covalent is soluble in organic liquid covalent dont conduct electricity
  8. haochen

    Chemistey Doubts

    isotope: same element which hv the same number of proton (atomic number) and different atomic mass. eg. U-238 and U-235 isomers: An element which hv the same molecular formula but different structure formulas eg.But-1-ene and But-2-ene hope u understood :D
  9. haochen

    Chem paper 1 tips

    check on other thread coz there is alot of thread containing good notes and revision.
  10. haochen

    Chemistry Paper 1 Doubts Here... !

    :D
  11. haochen

    Chemistry Revision Site

    ur welcm :D
  12. haochen

    Chemistry- Revision guide, Formula sheet and the reactions

    Re: Chemistry- Revision guide, Formula sheet and the reactio :D
  13. haochen

    Boring !!!!

    :ROFL:
  14. haochen

    CHEM DOUBT

    from where u got the CH4H6?? and hw did u know 1 mol of it give 24 dm^3??? coz the uestion said 20 ?? :P
  15. haochen

    guys plz help!!!chem s09_qp3.plz help!!

    ok thx :D and im not sad :lol:
  16. haochen

    CHEM DOUBT

    that is what i did but the way u did it is wrong :P
  17. haochen

    CHEM DOUBT

    ok :D 5) a) liquid molecule are still close together but they slide past each other so it take the shape of the container. while gas molecule are far apart so they are scattered and fill the space of the container. b) i) Volume of the gas and time ii) CO2 because it hv a lower Mr than S04...
  18. haochen

    guys plz help!!!chem s09_qp3.plz help!!

    ok thx for telling :(
  19. haochen

    Chemistey Doubts

    the answer is...... in the attachment but i know ull ask hw so : if they ask u to draw a polymer , all u need to do is break the double bond between C and C. and put them in parenthesis with a line (like the one i draw) and a small "n" (so it continue until n time) draw everything the same just...
  20. haochen

    Chemistey Doubts

    ohh srry i thought u asked for 3) d) i) my bad :D wait a min and ill try to post the answer :)
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