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  1. H

    Chemistry: Post your doubts here!

    HERE IS TH MS JUNE 2002 P2
  2. H

    Chemistry: Post your doubts here!

    SOME SOLVED PAPER 5 PLEASE
  3. H

    Chemistry: Post your doubts here!

    PLEA SE SOLVE
  4. H

    Chemistry: Post your doubts here!

    CAN SOME SOLVE THESE
  5. H

    Chemistry: Post your doubts here!

    would you please solve
  6. H

    Chemistry: Post your doubts here!

    would you please solve 38 A number of alcohols with the formula C4H10O are separately oxidised. Using 70g of the alcohols a 62% yield of organic product is achieved. What mass of product could be obtained? 1 42.2g of butanone 2 51.6g of butanoic acid 3 51.6g of 2-methyl propanoic acid
  7. H

    Chem Applications

    Anyone got notes for NMR? and some working sheet
  8. H

    Chemistry: Post your doubts here!

    you are really very helpful
  9. H

    Tips for solving chemistry MCQs 9701/01

    You have made a small mistake, if 1 is correct go to 3 if 3 is wrong then the answer is definitely B
  10. H

    Tips for solving chemistry MCQs 9701/01

    Thank you for the tips, this will be helpful a few days before my exam! May Allah help you and be with you in your life!
  11. H

    Chemistry: Post your doubts here!

    I BELIEVE WHATEVER DOESN'T KILL YOU, SIMPLY MAKES YOU STRANGER
  12. H

    Chemistry: Post your doubts here!

    these answers are wrong in marking scheme the answer are for2) D and for 24 C i don't care if you like me or not, just answer me!
  13. H

    Chemistry: Post your doubts here!

    can you solve 2 Ammonia is manufactured by the Haber Process, in an exothermic reaction. Assuming that the amount of catalyst remains constant, which change will not bring about an increase in the rate of the forward reaction? A decreasing the size of the catalyst pieces B increasing the...
  14. H

    Chemistry: Post your doubts here!

    PLEASE IS ΔH(hyd) IS ALWAYS NEGATIVE thanks
  15. H

    Chemistry: Post your doubts here!

    thanks a lot how to explain the solubility of the group 2 hydroxide
  16. H

    Chemistry: Post your doubts here!

    i think that ΔH(sol) =ΔH(hyd) _ ΔH(latt) and not the opposit how to explain the solubility of the group 2 hydroxide t
  17. H

    Chemistry: Post your doubts here!

    can you plaese give me equations in a catalytic converter
  18. H

    Chemistry: Post your doubts here!

    what are the reactions in a catalytic converter thanks
  19. H

    Physics: Post your doubts here!

    can you solve these
  20. H

    Physics: Post your doubts here!

    thanks a lot can you solve these
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