. What volume of
0.2 M NH4Cl solution should be added to 100 ml of 0.1 M NH4OH solution to produce a buffer solution of pH = 8.7 ? Given: pKb of NH4OH = 4.7; log 2 = 0.3
A. 50ml
B. 100ml
C. 200ml
D. none of these
Best Answer
Ans: C
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