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The PH of a 2

Question 13

Multiple Choice

The pH of a 2.1 10-3 M solution of a weak base is 9.87. Calculate Kb for this base.


A) 2.6 10-6
B) 1.2 10-4
C) 6.4 10-8
D) 8.7 10-18
E) none of these

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