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  1. snowbrood

    Biology; Chemistry; Physics: Post your doubts here!

    can anyone tell me where to find 5072 chemistry singapore sw files please help me because it has notes in this one of these docs is above
  2. snowbrood

    Biology; Chemistry; Physics: Post your doubts here!

    http://www.scribd.com/doc/56077784/Speed-of-Reaction can u tell me where to find this type of documents i mean the one from singapore 5072
  3. snowbrood

    Biology; Chemistry; Physics: Post your doubts here!

    e) suggest a suitable method for investigating the effect of a given variable on the speed of a reaction.... i dont understand what does this part means
  4. snowbrood

    bistable + astable circuits + npn transistors

    i could have done this but my those seniors are now not in the city...and those who are i dont kw where they are
  5. snowbrood

    bistable + astable circuits + npn transistors

    yes buddy because my seniors also studied this
  6. snowbrood

    bistable + astable circuits + npn transistors

    can anyone provide me notes on the above topics??
  7. snowbrood

    Biology; Chemistry; Physics: Post your doubts here!

    but i wanted to say is that in case of cuso4 copper will deposit on cathode and thus water level will rise thats what i wanted to say u are right about the test tube thing
  8. snowbrood

    Biology; Chemistry; Physics: Post your doubts here!

    hey in case if aqueous copper sulphate is used i gues copper will deposit on cathode and thus water level will rise right in cathode
  9. snowbrood

    Biology; Chemistry; Physics: Post your doubts here!

    http://www.xtremepapers.com/CIE/Cambridge%20O%20Levels/5070%20-%20Chemistry/5070_w10_qp_11.pdf can anyone answer q12 please and with explanation
  10. snowbrood

    Biology; Chemistry; Physics: Post your doubts here!

    can anyone answer me please
  11. snowbrood

    Biology; Chemistry; Physics: Post your doubts here!

    discuss the way in which the type of radiation emitted and the half-life determine the use for the material.???
  12. snowbrood

    Biology; Chemistry; Physics: Post your doubts here!

    discuss theories of star formation and their energy production by fusion.
  13. snowbrood

    Biology; Chemistry; Physics: Post your doubts here!

    oh guys carbonate is a base
  14. snowbrood

    Biology; Chemistry; Physics: Post your doubts here!

    no as copper is not that much reactive its bellow hydrogen in reactive series
  15. snowbrood

    Biology; Chemistry; Physics: Post your doubts here!

    yeah man its too hard i dont know why is this topic included in syllabus
  16. snowbrood

    Biology; Chemistry; Physics: Post your doubts here!

    can anyone tell me what is the purpose of NPN transistor and potentiometer... bistable and astable circuits
  17. snowbrood

    Biology; Chemistry; Physics: Post your doubts here!

    lol i didnt name it
  18. snowbrood

    Biology; Chemistry; Physics: Post your doubts here!

    yes man
  19. snowbrood

    Biology; Chemistry; Physics: Post your doubts here!

    well to make it short magnetic field lines in different directions oppose while those in same direction attract
  20. snowbrood

    Biology; Chemistry; Physics: Post your doubts here!

    well that symbol with a cross represents field due to current in wire.... well there is stronger field on right side of the wire as all the magnetic field lines acting in same direction in that area while the field lines are acting in different direction in the left side of the wire therefore...
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