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In: Chemistry

Determine the pH of an HF solution of each of the following concentrations. In which cases...

Determine the pH of an HF solution of each of the following concentrations. In which cases can you not make the simplifying assumption that x is small? (Ka for HF is 6.8×10−4.)

a) 0.260 M

b) 4.80×10−2 M

c) 3.00×10−2 M

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