What is the concentration of S²⁻ in 0.1 M H₂S if Ka₁ = 9.1 × 10⁻⁸ and Ka₂ = 1.2 × 10⁻¹³? - EQUILIBRIUM Quiz | GKFix.in

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Question

What is the concentration of S²⁻ in 0.1 M H₂S if Ka₁ = 9.1 × 10⁻⁸ and Ka₂ = 1.2 × 10⁻¹³?

A. 1.2 × 10⁻¹³ M
B. 9.1 × 10⁻⁸ M
C. 1.09 × 10⁻²⁰ M
D. 6.0 × 10⁻¹⁰ M

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