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HOAc Ka = 1.8 ×10-5

Question 69

Multiple Choice

HOAc Ka = 1.8 ×10-5
H2CO3 Ka1 = 4.3 × 10-7, Ka2 = 5.6 × 10-11
Which of the following 0.01 M solutions has the highest pH?


A) HOAc
B) NaHCO3
C) H2CO3
D) NaOAc
E) Na2CO3

Correct Answer:

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