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  1. M

    What is the volume (in mL) of 2.1 M NaOH needed to titrate 24.00 mL of 4.0 M H2SO4?

    HELP! I wasn't in chem today and I don't understand!
  2. M

    help! my skin tone is really weird! =[?

    Well, from what I can see you've tried mostly everything. Do you drink a lot of water? Is your diet full of vitamins and minerals? Do you get a lot of iron and fiber? If your answers are no to these, eat more nutritiously...or Consult a doctor. If your answers are YES, then you DEFINITELY need...
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