What is the pH after the addition of 0.050 moles of NaOH to 1.00 L of a 0.500 M NH3 / 0.500 M NH4Cl buffer solution?
Assume that there is no volume change on addition of the NaOH. K b for NH3 = 1.8×10 - 5.
A) 4.74
B) 4.66
C) 9.34
D) 9.17
E) 9.53
Correct Answer:
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