Answers: 1
![pH=-\log[H^+]](/tpl/images/0123/7676/cf945.png)
![[OH^-]=6.4\times 10^{-10}](/tpl/images/0123/7676/e6d9c.png)
![pOH=-\log[OH^-]](/tpl/images/0123/7676/fe336.png)
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What is the ph of a 6.4 x 10^-10 m oh- solution...
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