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Homework Help: chemistry

Posted by sofia on Friday, January 25, 2013 at 4:24pm.

what is the [OH-] in a solution that contains 0.225g of NaOH in 0.250 L of solution

• chemistry - DrBob222, Friday, January 25, 2013 at 9:08pm

  mols NaOH = grams/molar mass
  M NaOH = mols/L soln
  (OH^-) = M NaOH.
  

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