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The Ka of propanoic acid (C2H5COOH) is 1.34×10−5. Calculate the pH of the solution and the...

The Ka of propanoic acid (C2H5COOH) is 1.34×10−5. Calculate the pH of the solution and the concentrations of C2H5COOH and C2H5COO− in a 0.331 M propanoic acid solution at equilibrium.

pH=

C2H5COOH]=

[C2H5COO−]=

At 25 °C,25 °C, how many dissociated H+H+ ions are there in 357 mL357 mL of an aqueous solution whose pH is 11.95?

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