H2S(aq) ⇌ H+(aq) + HS-(aq) K = 9.5 × 10-8 HS-(aq) ⇌ H+(aq) + S2–(aq) K = 1.0 × 10-19 Given the equil — Equilibrium Chemistry Question
Question
H2S(aq) ⇌ H+(aq) + HS-(aq) K = 9.5 × 10-8
HS-(aq) ⇌ H+(aq) + S2–(aq) K = 1.0 × 10-19
Given the equilibrium constants provided, what is the equilibrium constant for the reaction; S2–(aq) + 2H+(aq) ⇌ H2S(aq) K = ?
A.
9.5 × 10-27
B.
9.7 × 10-14
C.
9.5 × 1011
D.✓ Correct
1.0 × 1026
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