Question

calculate the degree of hydrolysis of 0.1 m ch3coonh4 solution whose hydrolysis constant is 4 *10^-10
​

Answer 1

Answer:

K

b

=K

a

=1.8×10

−5

Thus,

(1−α)

2

α

2

=

1.8×10

−5

×1.8×10

−5

1.0×10

−14

or

1−α

α

=

1.8×10

−5

×1.8×10

−5

1.0×10

−14

1−α

α

=

1.8

10

−2

=

180

1

∴ α=0.55×10

−2