What Is the PH of a 0

question 191

Multiple Choice

What is the pH of a 0.20 M H₂Se solution that has the stepwise dissociation constants K_a1 = 1.3 × 10^-4 and K_a2 = 1.0 × 10^-11?

• A)2.29
• B)3.89
• C)4.59
• D)5.57

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