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  1. W

    Here to help

    got another for u, § identify and explain the use of common components of body soaps, cleansers and shampoos and the reason for their use
  2. W

    Here to help

    hey i hope this offer still stands? hehe i cant understand how no1 found this thread but can u please help me on this one. "explain why knowledge of the solubility of materials is important to the way medications are administered" thanks in advance
  3. W

    semiconductors and so on

    thanks but still that does not help with my model... can any1 else help me out plz
  4. W

    optic fibre

    gee thanks guys these have given me some very good idea, especially the foil one thanks again!
  5. W

    semiconductors and so on

    hey guys i received an assessment on semiconductors, conductors and insulators and i was hopin could anyone out there give me some ideas to model these objects in relation to the band theory. thanks guys
  7. W

    optic fibre

    hey guys i received an assessment on optic fibres and i was hopin could anyone out there give me some ideas to model an optic fibre
  8. W

    Combustion of petroleum

    excuse me but my teacher said that something about incomplete combustion of long chain alcohols like hexanol will have a carbon dioxide + carbon monoxide + carbon + water ? because the way my teacher explained it kinda made sence in that the -OH group will be combusted completely thus forming...
  9. W

    Combustion of petroleum

    can u guys help me out on this question: incomplete combustion of 1-propanol is it propanol + oxygen --> carbondioxide + carbonmonoxide + carbon + water?
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