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  1. destined007

    Books....

    read Dracula.
  2. destined007

    Tuitions for A level Physics, Chemistry and Mathematics

    I have responded to your mail. Check your mail box.
  3. destined007

    Tuitions for A level Physics, Chemistry and Mathematics

    One more thing i forgot to mention, i need only 5 student for now, not more than that. 5 for AS and 5 for A2.
  4. destined007

    Tuitions for A level Physics, Chemistry and Mathematics

    The person I am teaching right now thinks that it is of great help. There is no difference in teaching via Skype and teaching in person.
  5. destined007

    Tuitions for A level Physics, Chemistry and Mathematics

    That won't be a problem becuase we will be communicating online, probably via Skype.
  6. destined007

    Tuitions for A level Physics, Chemistry and Mathematics

    Hello all, I am giving tuitions for AS and A level physics, chemistry and mathematics. This is the 1st session of tutoring. The AS level course has already been started for the three subjects. So those interested, contact me at this mailing address: [email protected] I have scored 8 A's (A...
  7. destined007

    Mathematics: Post your doubts here!

    You used first three terms only, right?
  8. destined007

    Physics: Post your doubts here!

    Output of a typical power supply, ie 240-220 V is a rms value. You will use the peak value if it states that 'taking maximum current' or something like that.
  9. destined007

    Mathematics: Post your doubts here!

    (1.02)^8=(1+2(0.01))^8 compare this with (1+2x)^8 now put x=0.01 in the expansion of (1+2x)^8
  10. destined007

    Mathematics: Post your doubts here!

  11. destined007

    Mathematics: Post your doubts here!

    Well you need to have a good concept.
  12. destined007

    Mathematics: Post your doubts here!

  13. destined007

    Mathematics: Post your doubts here!

  14. destined007

    Chemistry: Post your doubts here!

    Re: help in chemistry questions... methanol is CH3OH. you have written the formula of methanal HCHO. Confirm which one is in the question. Same goes for part 5, ethanol is CH3CH2OH. You have written ethanal CH3CHO. Confirm these and all the other parts.
  15. destined007

    Chemistry: Post your doubts here!

    You have to find the fragments formulae in part ii so why not do it in part i and make your life easier? That way you will be able to part i quickly and because you have already calculated fragments formulae in part i you just have to copy them in part ii,
  16. destined007

    Mathematics: Post your doubts here!

  17. destined007

    Mathematics: Post your doubts here!

    The markiing scheme is correct. They have done in term of combination. You can also do using probability. P(different)= R,G,Y x 6 3/12 x 4/11 x 5/10 x 6= 3/11 P(2 G)= G,G,O x 3 where O is any other =4/12 x 3/11 x 8/10 x 3= 12/55 now do for others.
  18. destined007

    Physics: Post your doubts here!

    wrong MS.
  19. destined007

    Physics: Post your doubts here!

    If the binding energy for the products is higher when heavy nuclei split, this processes will result in a release of the extra binding energy, and this energy is referred to as nuclear energy. Now because energy is released in the reaction, the energy of product, yttrium in this case, must be...
  20. destined007

    Physics: Post your doubts here!

    Ans is A. Alpha has greatest mass.
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