Chemistry, 18.09.2019 18:10 kiki197701
Phosphoric acid is a triprotic acid with the pkapka values pka1=2.148pka1=2.148 , pka2=7.198 pka2=7.198 , and pka3=12.375 pka3=12.375 . you wish to prepare 1.000 l of a 0.06000.0600 m phosphate buffer at ph 7.6407.640 . to do this, you choose to mix the two salt forms involved in the second ionization, nah2po4nah2po4 and na2hpo4na2hpo4 , in a 1.000 l volumetric flask and add water to the mark. what mass of each salt will you add to the mixture?
Answers: 1
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Phosphoric acid is a triprotic acid with the pkapka values pka1=2.148pka1=2.148 , pka2=7.198 pka2=7....
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