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  1. haochen

    THIS or THAT

    future angel or darkness
  2. haochen

    Chemistry paper 1

    im preparing from my note :D
  3. haochen

    Physic paper 61 answers

    dont remember any of it :D
  4. haochen

    Discuss Chemistry doubts here !!!

    i already answer it here viewtopic.php?f=24&t=8828&start=10 :D
  5. haochen

    Chemistry Paper 1 Doubts Here... !

    hydrated doesnt mean it shuld be liquid, it mean that the solid contain water molecule inside it. and if a solid absorb water,it wont turn into liquid while it will just suck up the water and make it part of it. srry for the later answer coz i was buzy :( hope i helped :D
  6. haochen

    Chemistry Paper 1 Doubts Here... !

    use any metal in the reactant eg. : sodium chloride + magnesium carbonate -------> sodium carbonate + magnesium chloride (displacement reaction) hope u got it :D
  7. haochen

    Chemistry Revision Site

    yeah :D
  8. haochen

    results

    only the letter eg. A B C D not the number eg. 93% 45% 10%(i dont think ull get this :D ) hope u got it :D
  9. haochen

    Attendance Register

    PRESENT
  10. haochen

    Chemistry Paper 1 Doubts Here... !

    ur welcm :D
  11. haochen

    Physic paper 1 2011 answers

    :D dont be sad cheer up :P
  12. haochen

    what is difference between IGCSE and GCSE

    ur welcm :D
  13. haochen

    Physic paper 1 2011 answers

    there was 1) one at the top and bottom 2) both bottom 3)both top 4)on the side (i think) hope u remember :D
  14. haochen

    Continuation of physics paper 32 discussion

    ?? :P
  15. haochen

    Chemistry paper 61 answers

    they said from the graph :)
  16. haochen

    Physic paper 1 2011 answers

    1) dont remember 2) its 0'C coz ice is always at 0'C if it went to 2'C, there wont be ice. 3) same pressure at X and Y not atm. pressure (think u know :) ) 4) dont remember but i wrote 1 light coz there is a cut in the circuit 5) yeah ur right but i wrote store energy and P.D. :( 6) yeah 7)...
  17. haochen

    what is difference between IGCSE and GCSE

    IGCSE = International GCSEs Most schools abroad do IGCSEs and they are often considered to be easier than GCSEs. However, UCAS recognises GCSEs to be the equivalent to IGCSEs. They are unlikely to contain a coursework component. I got this from wikipedia: The IGCSE allows teaching to be placed...
  18. haochen

    Chemistry paper 61 answers

    yeah its 4.9 depending on how u draw the two straight line :D hope ur satisfied :)
  19. haochen

    CHEM PP3 HELP

    :( in a paper i remember they asked why is ph of the soil imp. ans. : because it can grow healthier :D but try doing the past paper and ask ur doubt :D im here to help :)
  20. haochen

    Which center are you in ?

    :D
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