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![pH=-\log_{10} [H_3O^+] \Rightarrow [H_3O^+]=10^{-pH} \\ \\ pH=2.8 \\ \ [H_3O^+]=10^{-2.8} \approx 1.58 \times 10^{-3}](/tpl/images/0184/6171/1a364.png)
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Given a solution with a ph of 2.8, what is the [h3o+] of the solution?...
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