Answers: 3
![[H^+]=[OH^-]=1.0x10^{-7}M](/tpl/images/1372/8545/81ba6.png)
![pH+pOH=14\\\\pH=-log([H^+])\\\\pOH=-log([OH^-])](/tpl/images/1372/8545/4c8d9.png)
![[H^+]=[OH^-]=10^{-7}=1.0x10^{-7}M](/tpl/images/1372/8545/acffd.png)
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