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

If the length, width, and height of a cube all change by a factor of 9, what happens to the volume of the cube?
Convert tge following fraction to decimal and then to percent. Round the decimal to three places before converting to percent 9/10
what is the most dangerous std out in the world right now
How did mortimer buckle do in his breadmaking class answer?
who was the president who followed the open door policy
Why would a user want to compress a large file before sending it as an email attachment? A.to reduce the file size of the attachment B.to improve the quality of
it is 185 miles to fort worth. if vang drives 2 hours at 65 miles per hour, how far will he be from fort worth?
my question is what is -2 × +5
A country engaged in brinkmanship would 1)refuse to engage an enemy in combat following an attack. 2)maintain a position of strength without having to engage in
which relation is a function?