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  1. ErosKuikel

    Further Mathematics: Post your doubts here!

    You got an A in A-Level Maths so you think you can succeed at Fmaths???? An A in Alvlmaths is already a bad start. Consider dropping FMaths. It will be hell for you.
  2. ErosKuikel

    Further Mathematics: Post your doubts here!

    I thought i had posted the solution
  3. ErosKuikel

    Physics: Post your doubts here!

    Hope it helps!
  4. ErosKuikel

    Physics: Post your doubts here!

    Does anyone have mark scheme definition list for Alevel physics? Plz share
  5. ErosKuikel

    Chemistry: Post your doubts here!

    I have no idea how to approach this question . I dont even know what is happening . Anyone, please care to explain this in detail.....
  6. ErosKuikel

    Chemistry: Post your doubts here!

    Yes .thanks a lot
  7. ErosKuikel

    Chemistry: Post your doubts here!

    Calculate the ph of buffer formed when 10cm3 of 0.1 mol per dm3 NaOH is added to 10cm3of 0.25 mol per dm3 CH3COOH whose pKa is 4.76
  8. ErosKuikel

    Chemistry: Post your doubts here!

    Can anybody help me with this? I have no idea how to approach this..
  9. ErosKuikel

    CHEMISTRY PAPER 34 On 31st MAY

  10. ErosKuikel

    CHEMISTRY PAPER 34 On 31st MAY

    10 marks are for the total ......... There must be ecf for sure ... I guess heat rise was for 1 marks and enthalpy change 1 marks each .So I guess 2 marks gone for my two enthalpy change
  11. ErosKuikel

    CHEMISTRY PAPER 34 On 31st MAY

    Well .............. Seems like I messed up enthalpy change too by writing nofmoles=Mass*Mr instead of dividing .How many marks was the enthalpy change for? Front and back both?
  12. ErosKuikel

    CHEMISTRY PAPER 34 On 31st MAY

    BTW ,how many marks was worth that H2S04 question ? That asked us about any changes that ocurs in change of temperature?
  13. ErosKuikel

    CHEMISTRY PAPER 34 On 31st MAY

    No .... There will be ecf .. 1 marks will be cut I guess. at most 2
  14. ErosKuikel

    CHEMISTRY PAPER 34 On 31st MAY

    BTW ,how many marks was worth that H2S04 question ? That asked us about any changes that ocurs in change of temperature?
  15. ErosKuikel

    CHEMISTRY PAPER 34 On 31st MAY

    well ...The paper was tough but not the toughest one I reckon .I expect gt to be around 24...
  16. ErosKuikel

    Alevels PHYSICS PRACTICAL 34 Prediction.

    Yes,You did .... if a smaller and common protractor had been used.the error would be 1 degrees.....
  17. ErosKuikel

    CHEMISTRY PAPER 34 On 31st MAY

    So any last moment tips? Anything to declare?ANyone?
  18. ErosKuikel

    Alevels PHYSICS PRACTICAL 34 Prediction.

    should be written to nearest 2*0.025=0.5
  19. ErosKuikel

    Alevels PHYSICS PRACTICAL 34 Prediction.

    Here are the errors and improvements: 1.Two sets of reading not enough.imp:Takemore reading and plot a graph .. 2.The diameter of pipe was measured with metre rule precise to 0.1 cm only , Improvement:Vernier calipers could be used which is precise to 0.01 cm .. 3.Difficulty to hold the...
  20. ErosKuikel

    Alevels PHYSICS PRACTICAL 34 Prediction.

    2.Difficult to balance due to what ? seems like air currents looking at your suugestions ..Mark schemes say that examiners will ignore this suggestion and improvement. and i doubt your third suggestion as well ......
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