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  1. jamesy_1988

    Whats a nutritionist?

    a nutritionist is someone who advises you on your diet and the related issues Jamesy
  2. jamesy_1988

    chem elective

    I get to do industrail chemistry which sounds really good and there are heaps of pracs that go with it. With shipwrecks, a friend told me that all they got to do was try to preserve leather pants, nothing to do with ships or the conservation Jamesy
  3. jamesy_1988

    Excel Study Guide

    I have the excel study guide and it is very average. it does not answer amny of the dot points and it is very vague. My teacher has the macquarie one and it really good. I would recommend the Macguarie one because the excel is a waste of money. The chemistry contexts 2 as my textbook and it is...
  4. jamesy_1988

    size of red blood cells

    I was told byb my teacher that a red blood cell is between 6-8 microns in size and a whtie blood cell is between 8-10 microns. I have done the prac on estimating the size of red blood cells but it was a bit doddgy. Remember the safety precautions with the experiment- eye goggles,closed in...
  5. jamesy_1988

    Space summary - The Earth has a gravitational field

    I have just posted my space summaries for "The Earth has a gravitational field that exerts a force on objects both on it and around it" on my website at www.geocities.com/jamesyscience_physics Please remeber that i do not guarantee the accuracy of these dot points and that they are only...
  6. jamesy_1988

    uses of ammonia

    make sure that you don't forget that ammonia is used to make nitric acid, ammonium nitrate (main ingredient in many explosives) and fertilizers Jamesy
  7. jamesy_1988

    Benefits of radioisotopes in medicine?

    think about what could go wrong in radiation therapy. Kill cells that are not supposed to die, muatation and the list goes on Jamesy
  8. jamesy_1988

    pH of CO2.... practical

    if you need any info on the prac email me at jamesy_1988@hotmail.com because i have just done mine. If you want to have a look at the results go to www.geocities.com/jamesyscience/1.bmp Make sure that you save the picyure that way the graphics will turn out better Jamesy
  9. jamesy_1988

    The practical world of science!

    Pretty much but i have minimal supervision. But the things that i can use is limited unless the teacher is there but when the tacher is there i do most things
  10. jamesy_1988

    E0 calculations

    just make sure that you reverse the sign if it is an oxidation reaction and you will get it right. Jamesy
  11. jamesy_1988

    calculating EMF's

    just remember that the chart is the reduction potentails. so if you need the oxidation potentails you switch the sign around i.e. negative to positive. Hope it helps Jamesy
  12. jamesy_1988

    The practical world of science!

    Yeah i run sort of a chemical lab but it really hard to get any chemicals so i make most of my own chemicals, the basic one. Anything that ican't do at home i do in the school labs in my free time. As to what i do, anything that i feel like, mainly the effects of chemicals on plant life and...
  13. jamesy_1988

    "Heat of Combustion of Ethanol" Prac

    you can have a look at my experiment at www.geocities.com/jamesyscience_chemistry/pmexp/1.5.doc You will always get really large error percentages because of the amount of heat lost to the surrounding environment. I would really appreciate you feed back on my site You can email me at...
  14. jamesy_1988

    Help if you need it

    I run a wbsite that has all of the dot points out of the syllabus on it with my answers as i do them. Feel free to access this site and please send me any feedback you ahve about it. It is still in the process of being made so bare with me if things are missing. The site is...
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