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What is an acid-base pair?

Two species that transform into each other by loss or gain of a proton.

Answered by Laura H. • Chemistry tutor

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Q3. A third beaker, C, contains 100.0 cm^3 of 0.0125 mol/dm^3 ethanoic acid ( Ka = 1.74 × 10^−5 mol/dm^3 at 25 ºC). Write an expression for Ka and use it to calculate the pH of the ethanoic acid solution in beaker C.

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