17. Acid and Base Equilibrium
Ka and Kb
Multiple Choice
Multiple ChoiceDetermine the pKa given the Kb of the following bases:
i) NH3 Kb = 1.76 × 10−5 ; NH4+ pKa = ____________
ii) C6H5NH2 Kb = 3.9 × 10−10 ; C6H5NH3+ pKa = ____________
A
i. pKa = 18.754, ii. pKa = 23.41
B
i. pKa = 9.246, ii. pKa = 4.59
C
i. pKa = 4.754, ii. pKa = 9.41
D
i. pKa = −9.246, ii. pKa = −4.59
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