Calculate the Concentration of Bicarbonate Ion,HCO₃^-,in a 0

question 15

Multiple Choice

Calculate the concentration of bicarbonate ion,HCO₃^-,in a 0.010 mol L^-1 H₂CO₃ solution that has the stepwise dissociation constants K_a1 = 4.3 × 10^-7 and K_a2 = 5.6 × 10^-11.

• A)6.6 × 10^-5 mol L^-1
• B)4.3 × 10^-7 mol L^-1
• C)4.3 × 10^-9 mol L^-1
• D)5.6 × 10^-11 mol L^-1

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