Posted by Amanda on Monday, December 5, 2011 at 12:29pm.
a)
(H^+)(OH^-) = Kw = 1E-14
You know (OH^-). Calculate (H^+). When (H^+)=(OH^-)=1E-7 M the soln is neutral. If H^+ is greater the OH must be smaller and the soln is acidic. If OH is greater, H must be smaller and the soln is basic.
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