andiswanokuphiwa156 andiswanokuphiwa156
  • 01-11-2021
  • Chemistry
contestada

The value of ka for weak acid is to 4.0x10^-5 what is degree of dissociation of the acid in aqueous solution of concentration 0.010 mol dm^-3​

Respuesta :

jamal00ahmed jamal00ahmed
  • 01-11-2021

p

K

a

=

5.4

pH

=

3.7

Explanation:

p

K

a

is simply  

−

log

10

(

K

a

)

. It is a constant at any temperature and does not depend on the molarity of the solution.

p

K

a

=

−

log

10

(

K

a

)

=

−

log

10

(

4.0

×

10

−

6

)

=

5.4Explanation:

Answer Link
aangelbraavo08 aangelbraavo08
  • 01-11-2021
It is 5.4 I got the answer because of the guy on top
Answer Link

Otras preguntas

What is the minimum value for z 3x 1 2y over the feasibility region defined by the constraints shown below?x>0y<8y>xy>-1/2x 6
What are some social inequalities of bullying??
What is the prime factorization of 188?
I need help with this whole work sheet:/
Find the measure of each angle indicated
is anyone good at Systems of Linear Equations
Whose famous speech ended with "give me liberty or give me death"? A. Sam Adams B. Patrick Henry C. Thomas Paine D. Charles Townshend
Which subatomic particle is electrically neutral and found in the nucleus of an atom?
Read Friar Laurence’s dialogue from Act V, scene iii of Romeo and Juliet. But he which bore my letter, Friar John, Was stay’d by accident, and yesternight Ret
what is 0.32 written as a decimal