When a 16.4 mL sample of a 0.368 M aqueous hydrocyanic acid solution is titrated with a 0.332 M aqueous barium hydroxide solution, what is the pH after 13.6 mL of barium hydroxide have been added? pH =

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When a 16.4 mL sample of a 0.368 M aqueous hydrocyanic acid solution is titrated with a 0.332 M aqueous barium hydroxide
solution, what is the pH after 13.6 mL of barium hydroxide have been added?
pH = 1
Transcribed Image Text:When a 16.4 mL sample of a 0.368 M aqueous hydrocyanic acid solution is titrated with a 0.332 M aqueous barium hydroxide solution, what is the pH after 13.6 mL of barium hydroxide have been added? pH = 1
35.3 mL sample of a 0.573 M aqueous hydrofluoric acid solution is titrated with a 0.483 M aqueous sodium hydroxide solution.
What is the pH after 28.5 mL of base have been added? K₂ for HF is 7.2 × 10-4.
pH
=
Transcribed Image Text:35.3 mL sample of a 0.573 M aqueous hydrofluoric acid solution is titrated with a 0.483 M aqueous sodium hydroxide solution. What is the pH after 28.5 mL of base have been added? K₂ for HF is 7.2 × 10-4. pH =
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