Hydrogen Sulfide Will React with Water as Shown in the Following

question 35

Multiple Choice

Hydrogen sulfide will react with water as shown in the following reactions. H₂S(g) + H₂O(l) ⇄ H₃O⁺(aq) + HS⁻(aq) K₁ = 1.0 × 10⁻⁷
HS⁻(aq) + H₂O(l) ⇄ H₃O⁺(aq) + S²⁻(aq) K₂ = ?
H₂S(g) + 2H₂O(l) ⇄ 2H₃O⁺(aq) + S²⁻(aq) K₃ = 1.3 × 10⁻²⁰
What is the value of K₂?

• A)1.3 × 10 ⁻²⁷
• B)2.3 × 10 ⁻⁷
• C)1.3 × 10 ⁻¹³
• D)7.7 × 10 ¹²
• E)7.7 × 10 ²⁶

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