Recent content by david1210

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    Chemistry: Post your doubts here!

    Need help for P11 , 12 and 13 May/June 2013. Do you have any links for this papers' solutions?
  2. D

    Chemistry: Post your doubts here!

    One question.. Explain why the enthalpy change of formation for water is identical to the standard enthalpy change of combustion of hydrogen?
  3. D

    Physics: Post your doubts here!

    Need Help here.. Paper 12 June 2012 No.6 , 8 , 12 , 13 , 14 , 15 , 18 , 24 , 25 , 26 , 30 , 33 , 35 , 37 , 39
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