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  1. A

    Biology; Chemistry; Physics: Post your doubts here!

    extension of each spring will be 1cm as in parallel springs extension becomes half of the original
  2. A

    Biology; Chemistry; Physics: Post your doubts here!

    Q9(b) by the formula F=f+ma where f(weight or force opposite to the direction of moyion) nd F(driving force that is upward force) F=1.6x10*7+3,2x10*7=48000000 Q9d3 F=ma 650x8=5200
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    Biology; Chemistry; Physics: Post your doubts here!

    4 part a. in root xylem is always star shaped whereas in stem it is always present towards the inner side dat is towards the pith 4 part c. take two plants of same specie,size,age and mass.cut one plant from its while placed in water to present air entering the plant, place both plants in...
  4. A

    Biology; Chemistry; Physics: Post your doubts here!

    it is possible(i guess) as BaCl and HCl r both aq. Ba*+(SO4)*=BaSO4
  5. A

    Biology; Chemistry; Physics: Post your doubts here!

    wind pollinated insect pollinated 1.large brightly coloured petals with nector guides1.small nd dull coloured petals with nector guides absent 2.anthers have non pendulous filaments2.anthers have long pendulous filament 3.stigma is small nd compact 3.stigma is long and feathery
  6. A

    Biology; Chemistry; Physics: Post your doubts here!

    assume y as x CxHx+33+24+33=132 12x+x+90=132 x=3.23=3 Cx=12x3=36 36+y+90=132 soy=6 check HO2CCxHyCO2H 1+16x2+12+12x3+1x6+12+16x2+1=132:)
  7. A

    Islamiat may june 2012 !!!!!!!!

    i also left the caliph ques. nd ntw musa though it was easy but at the same time it was the most lengthy ques.
  8. A

    Islamiat may june 2012 !!!!!!!!

    paper2 was much better thn paper1 though ques. of caliphs was toooo lengthy
  9. A

    When are ur exams finishing

    mine are already over do pray for my good result plzzzzz
  10. A

    How did ...... paper ..... go?

    urdu isl nd pak.st
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