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Recent content by xlnc123

  1. X

    Post All Your physics and Chemistry Doubts HERE !!

    CHEM DOUBT PAPER 3 http://papers.xtremepapers.com/CIE/Cambridge%20IGCSE/Chemistry%20(0620)/0620_s12_qp_31.pdf QUESTION 8 part 2
  2. X

    Physics, Chemistry and Biology: Post your doubts here!

    CHEM DOUBT PAPER 3 http://papers.xtremepapers.com/CIE/Cambridge%20IGCSE/Chemistry%20(0620)/0620_s12_qp_31.pdf QUESTION 8 part 2
  3. X

    Physics, Chemistry and Biology: Post your doubts here!

    PAPER 61 2013 may june http://papers.xtremepapers.com/CIE/Cambridge IGCSE/Chemistry (0620)/0620_s13_qp_61.pdf the answer is wrong-it ignores any process of crystalization
  4. X

    Mathematics: Post your doubts here!

    PAPER 61 2013 may june http://papers.xtremepapers.com/CIE/Cambridge%20IGCSE/Chemistry%20(0620)/0620_s13_qp_61.pdf
  5. X

    Mathematics: Post your doubts here!

    CHM PAPER 6 doubt Copper(II) oxide and carbon are both black solids. Copper(II) oxide reacts with dilute sulfuric acid to form aqueous copper(II) sulfate. Carbon does not react with dilute sulfuric acid. You are given a mixture of copper(II) oxide and carbon and access to dilute sulfuric acid...
  6. X

    Physics, Chemistry and Biology: Post your doubts here!

    Copper(II) oxide and carbon are both black solids. Copper(II) oxide reacts with dilute sulfuric acid to form aqueous copper(II) sulfate. Carbon does not react with dilute sulfuric acid. You are given a mixture of copper(II) oxide and carbon and access to dilute sulfuric acid. Plan an...
  7. X

    Mathematics: Post your doubts here!

    how was the paper
  8. X

    Useful stuff compiled

    http://papers.xtremepapers.com/CIE/Cambridge IGCSE/Chemistry (0620)/0620_w13_qp_61.pdf question 3 part f- 3 CHEM PRACTICAL PAPER 6 please tell working and reply ASAP
  9. X

    Physics, Chemistry and Biology: Post your doubts here!

    c chem doubt paper 6 2013 practical
  10. X

    Physics, Chemistry and Biology: Post your doubts here!

    please explain the working
  11. X

    Physics, Chemistry and Biology: Post your doubts here!

    http://papers.xtremepapers.com/CIE/Cambridge%20IGCSE/Chemistry%20(0620)/0620_w13_qp_61.pdf question 3 part f- 3
  12. X

    I'm an IGCSE Maths Teacher - Post your questions here.

    http://papers.xtremepapers.com/CIE/Cambridge%20IGCSE/Mathematics%20(0580)/0580_s13_qp_42.pdf question 11 part -d 3 i got that u divide 360/18. but why round it as the triangle would overlap
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