Chemistry, 25.03.2021 02:20 ueuwuwj

Finally, what mass of Na2HPO4 is required? Again, assume a 1.00 L volume buffer solution. Target pH = 7.37
Acid/Base pair: NaH2PO4/Na2HPO4
pKa = 7.21
[Na2HPO4] > [NaH2PO4]
[NaH2PO4] = 0.100 M
12.0 g NaH2PO4 required
[base]/[acid] = 1.45
[Na2HPO4] = 0.145 M

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Finally, what mass of Na2HPO4 is required? Again, assume a 1.00 L volume buffer solution. Target pH...