Posted by Anonymous on Tuesday, October 4, 2011 at 11:17pm.
HClO4 + KOH ==> KClO4 + H2O
moles HClO4 = M x L = ?
moles KOH = M x L = ?
The reagent with the larger number of moles will be the one remaining. That reagent will be M = moles/total L soln and convert to pH from there.
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