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Exhibit 2B Contains Information on the PK's of Some Common

Question 3

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Exhibit 2B Contains information on the pK's of some common buffers.
Exhibit 2B Contains information on the pK's of some common buffers. Refer to Exhibit 2B.Which of the following would make the best buffer at pH =10.0? A) Acetic acid and sodium acetate B) Tris and its acid form C) H<sub>2</sub>CO<sub>3</sub> and NaHCO<sub>3</sub> D) Na<sub>2</sub>HPO<sub>4</sub> and NaH<sub>2</sub>PO<sub>4</sub> E) NaHCO<sub>3</sub> and Na<sub>2</sub>CO<sub>3</sub> Refer to Exhibit 2B.Which of the following would make the best buffer at pH =10.0?


A) Acetic acid and sodium acetate
B) Tris and its acid form
C) H2CO3 and NaHCO3
D) Na2HPO4 and NaH2PO4
E) NaHCO3 and Na2CO3

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