Posted by sara on Thursday, March 7, 2013 at 5:11am.
Li2O + H2O ==> 2LiOH
mols Li2O = 3.20/1.21 = ?
mols Li2O = 2 mols LiOH.
M LiOH = mols LiOH/L LiOH
Then (H^+)(OH^-) = 1E-14
Solve for (H^+), then
pH = -log(H^+)
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