Equilibrium Question 345
Question: For a weak acid $ HA, $ Ostwald’s dilution law is represented by the equation
Options:
A) $ K_{a}=\frac{\alpha c}{1-{{\alpha }^{2}}} $
B) $ K_{a}=\frac{{{\alpha }^{2}}c}{1-\alpha } $
C) $ \alpha =\frac{K_{a}c}{1-c} $
D) $ K_{a}=\frac{{{\alpha }^{2}}c}{1-{{\alpha }^{2}}} $
Show Answer
Answer:
Correct Answer: B
Solution:
Mathematical form of Ostwald-s dilution law.
