Which of the following acid/base conjugate pairs could you use to make a buffer solution with a pH of 12.55? The Ka for the acids are given in parentheses. O Benzoic acid / benzoate (K, = 6.3 x 10 5) %3D Ammonium / ammonia (K, = 5.8 × 10-10) %3D O Hydrofluoric acid / fluoride (K, = 6.6 × 104) O Chlorous acid / chlorite (K3 = 1.1 × 102) %3! O Hydrogen phosphate / phosphate (K, = 4.2 x 10-13)

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QUESTION 17
3
Which of the following acid/base conjugate pairs could you use to make a buffer solution with a pH of 12.55? The
Ka for the acids are given in parentheses.
O Benzoic acid / benzoate (Ka = 6.3 × 10-5)
O Ammonium/ ammonia (K, = 5.8 x 10-10)
O Hydrofluoric acid / fluoride (Ka = 6.6 × 10-4)
O Chlorous acid / chlorite (K, = 1.1 × 102)
O Hydrogen phosphate / phosphate (K, = 4.2 × 10-13)
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Transcribed Image Text:ming Time. Question Completion Status: O alkene O alcohol QUESTION 17 3 Which of the following acid/base conjugate pairs could you use to make a buffer solution with a pH of 12.55? The Ka for the acids are given in parentheses. O Benzoic acid / benzoate (Ka = 6.3 × 10-5) O Ammonium/ ammonia (K, = 5.8 x 10-10) O Hydrofluoric acid / fluoride (Ka = 6.6 × 10-4) O Chlorous acid / chlorite (K, = 1.1 × 102) O Hydrogen phosphate / phosphate (K, = 4.2 × 10-13) Click Save and Submit to save and submit. Click Save All Answers to save all answers. Save All Answers arch 46°F Mostly sunny home F11 end 12 Insert DII F4 prt sc F10 FB F9 F3 %23 4 W R F E.
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