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  1. M

    chemistry 06 independent paper

    Does anyone have solutions for this paper? I need solution for forensic chemistry in particular can anyone upload the solution? thanks in advance
  2. M

    Help with HPLC

    i need help with understanding how High Performance Liquid Chromatography(HPLC) works. ive got a note saying: the mixture is forced through a column by liquid at high pressure, which decreases the time the separated components remain on the stationary phase and thus the time they ahve to...
  3. M

    Photoelectric effect question

    its about photocurrent produced by the photoelectric effect assuming the original emr had enough energy to cause the photoelectric effect wud the same emr (same intensity) with higher frequency increase or decrease the photocurrent? one book says higher frequency wud result in less...
  4. M

    Is poetry compulsory in ESL

    do we have to do a poem for 2009 HSC? ive been talkin to my friends from other schools and they say they all do a poetry ive asked my teacher and she said no but she hasnt been teachin for long so just to make sure tat i dont screw up my HSC anyone not doing a poem for their ESL?
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