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  1. princessnoor

    Chemistry: Post your doubts here!

    Does ammonia behave as a base in reaction with agcl?
  2. princessnoor

    Chemistry: Post your doubts here!

    i meant about one question going wrong or rite:p
  3. princessnoor

    So how was chemistry P12 today?

    12 variant was easy not really hard some questions repeated
  4. princessnoor

    Chemistry: Post your doubts here!

    this question is really complicated my teacher did told me but i dont know how to explain
  5. princessnoor

    Chemistry: Post your doubts here!

    yh it went good i jus have one doubt left
  6. princessnoor

    Chemistry: Post your doubts here!

    How was pppr today?
  7. princessnoor

    Chemistry: Post your doubts here!

    Good LUCK guys ! pray for everyone before starting ppaper may Allah help us all Ammen:)
  8. princessnoor

    Chemistry: Post your doubts here!

    Thanku very much
  9. princessnoor

    Chemistry: Post your doubts here!

    Ok
  10. princessnoor

    Chemistry: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Chemistry%20(9701)/9701_w02_qp_1.pdf question 10 also plz
  11. princessnoor

    Chemistry: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Chemistry%20(9701)/9701_w02_qp_1.pdf question 11 answer is D
  12. princessnoor

    Chemistry: Post your doubts here!

    here u go question 11 ppr http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Chemistry%20(9701)/9701_w02_qp_1.pdf answer is D
  13. princessnoor

    Chemistry: Post your doubts here!

    thts the answer
  14. princessnoor

    Chemistry: Post your doubts here!

    plz can u answer my question above
  15. princessnoor

    Chemistry: Post your doubts here!

    guys plzz answer my question:cry: in an experiment b mol of HI were put into a sealed vessel under pressure p. ateqilibrium ,x mol of HI had dissociated 2HI--- H2 +I2 now tell how its answer is x2/4(b-x)2 i dont get how the 4 came
  16. princessnoor

    Chemistry: Post your doubts here!

    oh ryt :p
  17. princessnoor

    Chemistry: Post your doubts here!

    a question plz in an experiment b mol of HI were put into a sealed vessel under pressure p. ateqilibrium ,x mol of HI had dissociated 2HI--- H2 +I2 now tell how its answer is x2/4(b-x)2 i dont get how the 4 came
  18. princessnoor

    Chemistry: Post your doubts here!

    one question plz help in gas phase Al nd a transition element require the same amount of energy to form one mole of an ion with a +2 charge A: Co B:Cr C: Cu D:Ni pleasee help!!! answer is A but how on earth do we come to know tht
  19. princessnoor

    Chemistry: Post your doubts here!

    yh
  20. princessnoor

    Chemistry: Post your doubts here!

    hey i have a question in an experiment b mol of HI were put into a sealed vessel under pressure p. ateqilibrium ,x mol of HI had dissociated 2HI--- H2 +I2 now tell how its answer is x2/4(b-x)2 i dont get how the 4 came
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