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    Chemistry The Central Science
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    Exam 16: Acid-Base Equilibria
  5. Question
    K<sub>b</sub> for NH<sub>3</sub> Is 1
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Kb for NH3 Is 1

Question 109

Question 109

Multiple Choice

Kb for NH3 is 1.8 × 10-5. What is the pOH of a 0.20 M aqueous solution of NH4Cl at 25.0 °C?


A) 2.72
B) 11.28
C) 9.02
D) 4.98
E) 11.23

Correct Answer:

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