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  1. R

    Band E4 cut off for 2009 exam?

    what do you think a 90% raw mark for Ext 2 maths would scale to? I've heard the top results don't scale so much which is crap
  2. R

    how was it

    are you sure? i got 1.77% for the notrogen in bread and 3.8g for the ethanol For water quality, does it go flocculation, settling, then pH adjustment?
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