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  1. Y

    Physics, Chemistry and Biology: Post your doubts here!

    Thank you very much.
  2. Y

    Physics, Chemistry and Biology: Post your doubts here!

    Guys, I got a question, question 4 bi) http://www.xtremepapers.com/papers/CIE/Cambridge%20IGCSE/Physics%20(0625)/0625_s10_qp_61.pdf Please check the attached file, is the line E'GF' correct.
  3. Y

    Physics, Chemistry and Biology: Post your doubts here!

    Can somebody explain to me 3 c) http://www.xtremepapers.com/papers/CIE/Cambridge%20IGCSE/Physics%20(0625)/0625_w10_qp_61.pdf
  4. Y

    Physics doubt

    Can someone explain to me question 3 c) http://www.xtremepapers.com/papers/CIE/Cambridge%20IGCSE/Physics%20(0625)/0625_w10_qp_61.pdf
  5. Y

    Physics paper 6 and chem paper 3 doubts

    Guys what is all plots correct to ½ small square?
  6. Y

    Physics, Chemistry and Biology: Post your doubts here!

    Thanks a ton!
  7. Y

    Physics, Chemistry and Biology: Post your doubts here!

    Guys for bonding, does it matter if the circles are in the same size. I know hydrogen is always smaller, but what about other elements?
  8. Y

    Physics, Chemistry and Biology: Post your doubts here!

    Soaps (salts of the fatty acids) and glycerol.
  9. Y

    Physics, Chemistry and Biology: Post your doubts here!

    Thanks.
  10. Y

    Physics, Chemistry and Biology: Post your doubts here!

    Yeah I know that, I got my whole diagram correct. It is only the structure. Should it be horiztonal or slanting/
  11. Y

    Physics, Chemistry and Biology: Post your doubts here!

    Guys in here: question 4 c) http://www.xtremepapers.com/papers/CIE/Cambridge%20IGCSE/Chemistry%20(0620)/0620_w09_qp_31.pdf Please check the attached file, and tell me which skeletal arrangement is correct.
  12. Y

    Physics, Chemistry and Biology: Post your doubts here!

    I got it now The question said aqueous.
  13. Y

    Physics, Chemistry and Biology: Post your doubts here!

    Sometimes in the mark scheme it says the solution changes color. So should we include the word solution?
  14. Y

    Physics, Chemistry and Biology: Post your doubts here!

    Guys when we add potassium manganate (vii) to a solution, they sometimes ask what is observed? Can we just say the color changes from purple to colorless?
  15. Y

    Physics, Chemistry and Biology: Post your doubts here!

    Thanks guys, now I am done with Stoichiometry for good
  16. Y

    Physics, Chemistry and Biology: Post your doubts here!

    Guys, if we were asked to define the terms Mole and Avogadro's constant, what should we say?
  17. Y

    Physics paper 31 , (a death call)

    Condensation is right, also freezing.
  18. Y

    Physics paper 31 , (a death call)

    I think I wrote is a 1.15 m. We got it by the formula P.E=mgh, where P.E is equals to the Kinetic energy previously calculated right?
  19. Y

    Physics, Chemistry and Biology: Post your doubts here!

    Both are accepted.
  20. Y

    No problem.

    No problem.
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