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A) a solution consists of 0.25 m hydrofluoric acid (hf) and 0.28 m sodium fluoride (naf). the k of hydrofluoric acid acid is 6.8 x 10"", calculate the ph of the solution. b) to one liter of the solution from part (a) is added 0.0200 moles of perchloric acid (hcio4). there is no change in the total volume. calculate the ph after the addition of the perchloric acid.
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A) a solution consists of 0.25 m hydrofluoric acid (hf) and 0.28 m sodium fluoride (naf). the k of h...
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