1 Ionic Equilibrium
At 298K a 0.1 M CH3COOHsolution is 1.34% ionized. The ionization constant Ka for acetic acid will be
1) 0.182×10−5 2) 18.2×10−5 3) 1.82×10−5 4) none
Solution:
K = cα2 = 0.1 × (1.34 / 100)2 = 1.82×10−5
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