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Question
In a 0.10 M solution of a diprotic acid H2A (Ka1= 3.6 x10-5 and Ka2= 9.8 x10-10 at 25ºC), what is the equilibrium concentration of A2"?
A) 9.9 x10-6 M
B) 9.8 x10-10 M
C) 1.9 x10-3 M
D) 0.20 M
E) 0.10 M
Answer
This answer is hidden. It contains 1 characters.
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