Arun
Last Activity: 7 Years ago
Dear student
[H30]+ = 0.01 + Ca = 0.01 M
[CH3COO]- = Ca = 0.01 a
[CH3COOH] = 0.01
1.69 * 10-5 = (0.01)(0.01 a)/(0.01)
0.01 a = 1.69 * 10-5
a = 1.69 * 10-3
a = 0.169 * 10-2
Hence option C is correct.
Regards
Arun (askIITians forum expert)