pH of a centimolar solution of a mono ba...

pH of a centimolar solution of a mono basic acid is `6`. The dissociation constant is approximately equal to

A

`10^(-12)`

B

`10^(-8)`

C

`10^(-10)`

D

10

Verified by Experts

The correct Answer is:

C

`P^(H)" "C=0.01`
`[H^(+)]=10^(-6)`
`[H^(+)]=sqrt(K_(a)xxC)`
`K_(a)=10^(-10)`

Similar Questions

Explore conceptually related problems

pH of acid rain is approximately

The pH of 0.1 M solution of an organic acid is 4.0. Calculate its dissociation constant.

In 0.1 M - solution, a mono basic acid is 1% ionized. The ionisation constant of the acid is

The pH of the acid rain is approximately

Which of the following is a mono basic acid?

In acid buffer solution (pH = 4.4) , the ratio of concentrations of acid to salt is 2 : 1 . The value of dissociation constant of weak acid may be

pH of a solution is obtained by mixing equal volume of two solutions of pH 2 and 3 , is approximately equal to (log55=1.74)