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  1. H

    the perfect titre......!!!!!

    29.8 cm*3......those who got this are in dreamland,,,,others in HELL.....this calculation will lead to exact percentage of fe2+ in mohr salt
  2. H

    XSO4.7H2O

    http://notezone.net/cambridgechem/chemi ... sis%5D.pdf SEE PAGE 11
  3. H

    video for q1 p33 chemistry

    http://www.youtube.com/watch?v=vKaIZIHaenU enjoy guyx....mohr salt.......and other is about XSO4.7H2O....WE have to find X
  4. H

    bio p33 GTs...

    i belive it ll be 30-32....thanc to all those who told abt urease......
  5. H

    bio apparatus...

    if there is a difficult apparatus...cn we get help from supervisor....m not asking abt microscope...asking for q1
  6. H

    bio 33 WATS COMING.....???

    ANY guesses or ir info.....will it be enzymes this tym.....cos last 2 tymes there were no enzymes
  7. H

    matrix method to find area

    wat's the matrix method to find area on co-ordinate axes... cn any 1 explain me that
  8. H

    how to identify white ppt.....in colored soln

    shud we be filtering and then looking at ppt
  9. H

    microscopy....drawings.....

    cn anybody attach here some plan and high power drawings..
  10. H

    getting a in practicals..

    is it easy To get A IN bio practicals if one has enough practice drawing from photomicrographs.....and has solved past papers by reading each and every markschme...bt nt performed the task..
  11. H

    bio..practical help

    http://www.xtremepapers.me/CIE/Internat ... _qp_32.pdf see question 1 and tell me will this kind of table give me full marks or not..
  12. H

    tan x =k wats sinx

    i dont know y bt i have solved this question 3 tyms bt every time i failed to do it correctly...help me out
  13. H

    PLASMODIUM....and vaccine

    its written in ms that IT IS difficult to produce vaccine against malria cos....plasmodium being eukaryotic has many genes.. i cnt understand this point and also i wanted to ask that can antibodies harm a eukaryote like plasmodium or they only work against viruses and bacteria??
  14. H

    double circulation......

    Use the information in Fig. 5.2 and Fig. 5.3 to suggest why the mammalian system is called a complete double circulation whilst that of the frog is called a partial double circulation. Suggest why the system shown for the frog may be less effective at supplying the body tissues with oxygen...
  15. H

    maths p1....

    6 sin2x-3=0......i get smallest value in range 0-2pi......-11pi/12....bt ms says sumthin else....
  16. H

    role of papillary muscles.....?

    what's the role of papillary muscles in valves
  17. H

    structural formulas....displayed formulas

    i have seen ms is also giving displayed formula where structural one is asked....so cn we give displayed one.... and what are the things being noted in structural formula
  18. H

    bio practical.....

    http://www.xtremepapers.me/CIE/Internat ... _qp_31.pdf i just wanted to know whether my observation in this experiment will be color with iodine after five min
  19. H

    P1 maths help...

    o/n 2007 p1 q.11 (v)...there are some other questons like this also..i want to ask y we take the - sign here when we took sqrt
  20. H

    bio questionxxx

    whats the link of long latency stage of TB and HIV with the difficulty in controlling these diseases? sloths feed on leaves...they contain bacteria in their stomach that can digest cellulose...suggest advantage of this to sloth why the programme to eradicate smallpox was successful
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