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  1. Chemistry EE 94% with feedback 2015

    This chemistry EE got 94% and has feedback written on it. It was submitted in 2015.


  2. Acetylsalicylic Acid in Aspirin

    The qualitative and quantitative analysis of acetylsalicylic acid in aspirin tablets and of acetylsalcylic acid in Salix alba (white willow bark)
    This extended essay received 19/36, with examiner's remarks


  3. Effect of Nicotine

    Effects of Nicotine on a Primary Lipid of Lung Surfactant: Testing the Stability and Efficiency Using Subphases of Different Ion Strengths and pH
    This extended essay received an A
    This extended essay was written by Klaara Kannisto


  4. Rate of Browning of Apple

    Investigation of the rate of browning of apples in acidic solution.
    This extended essay received a B
    This extended essay was written by Soumya Sengupta


  5. Colours of Light on Sunflower Growth

    The Effect of Different Colors of Light on the Growth of Young Specimens of the Helianthus annus (Sunflower)
    This extended essay received an A.
    This extended essay was written by Kiri Hamaker


  6. Degradation of Ascorbic Acid

    A Kinetic Study of the Rate of Degradation of Ascorbic Acid by Titrimetry
    This extended essay was written by Christian Jorgensen


  7. Radiation on Buffering Capacity

    The Effects of Electron Radiation and X-Ray Radiation on the Buffering Capacity of Ammonium Hydroxide, Borax, Carbonate-Bicarbonate, Egg White, and Monosodium Glutamate
    Grade: A
    Found on http://www.huskieibpo.com/EssaySamples.htm


  8. Valencies of common elements and radicals

    Valencies of common elements and radicals. Very useful for the chapter Oxidation and reduction


  9. Chemistry EE Exemplar

    An EE sample in Chemistry.
    Research Question: Investigation of lipase inhibitor Orlistat on 1% lipase acting on full cream milk.
    Mark: 26/36
    Learn from the mistakes that have been done and make your EE
    Hope it helps you.


  10. IB EE in Astrobiology (Chemistry) - Submitted 2013, Grade A

    An Extended Essay in the subject of Chemistry
    Its full tite is 'Astrobiology: to what extent can life-supporting amino acids form on cosmic dust?'
    The essay came from an independent research project I started that investigated some of the origins of the molecules scientists believe to have kick-started life on Earth. It was read and approved by several full-time research scientists, including an astrophysicists, an organic chemist and a Chemistry Professor.
    It was submitted in 2013 and received an A.


  11. EE "Is ethanol a more effective fuel than petrol? In addition, what effect would it have on the economy and the environment?"

    Was only given a C. Why? Apparently they didn't think the experiment was good enough.


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