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  2. Topic
    Chemistry
  3. Study Set
    Chemical Principles
  4. Exam
    Exam 6: Reactions
  5. Question
    If PK<sub>a1</sub> and PK<sub>a2</sub> for H<sub>2</sub>S Are 6\(\Leftrightarrow\) 2H<sub>3</sub>O<sup>+</sup>(aq)+ S<sup>2</sup><sup>-</Sup>(aq) A) 1
Solved

If PKa1 and PKa2 for H2S Are 6 ⇔\Leftrightarrow⇔ 2H3O+(aq)+ S2-(aq)
A) 1

Question 280

Question 280

Multiple Choice

If pKa1 and pKa2 for H2S are 6.88 and 14.15, respectively,Calculate the equilibrium constant for the reaction below:
H2S(aq) + 2H2O(l) ⇔\Leftrightarrow⇔ 2H3O+(aq) + S2-(aq)


A) 1.3 * 10-7
B) 1.1 * 10-7
C) 7.7 *10-8
D) 9.2 * 10-22
E) 7.1 * 10-15

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