Answers: 2
![[H_3O^+]](/tpl/images/0618/2715/6cfd2.png)
> 
M, pH < 7.00![pH=-\log [H_3O^+]](/tpl/images/0618/2715/841e8.png)
![7=-log[H_3O^+]](/tpl/images/0618/2715/915e0.png)
![[H_3O^+]=10^{-7}](/tpl/images/0618/2715/e211a.png)
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An acidic solution at 25°c will have a hydronium ion concentration and a ph value ....
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