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Solution: Calculate the pH of a 0.080 M carbonic acid solution, H 2CO3...

Question

Calculate the pH of a 0.080 M carbonic acid solution, H 2CO3(aq), that has the stepwise dissociation constants Ka1 = 4.3 × 10 -7 and Ka2 = 5.6 × 10 -11.

A) 1.10

B) 3.73

C) 6.37

D) 10.25