alleryStart learning →Calculate the degree of dissociation of 0.01 M NH4OH with Kb = 1.8 x 10^-5.
A1.8 x 10^-3
B4.24 x 10^-2
C4.24 x 10^-1
D1.8 x 10^-1
Answer & Solution
Correct answer: B. 4.24 x 10^-2
Alpha = square root of (Kb/c) = square root of 1.8 x 10^-3, which is about 0.0424.
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