For NH₃,pK_b = 4

question 92

Multiple Choice

For NH₃,pK_b = 4.74.What is the pH of an aqueous buffer solution that is 0.050 M NH₃(aq) and 0.20 M NH₄Cl(aq) ?

• A)9.86
• B)5.34
• C)9.26
• D)8.66
• E)4.14