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 a good thesis for pride being negative
What are the eight levels of classification from most general to most definite
How do you prove that ABE is congruent to DBC?
What is one reason why rock layers are not horizontal
-x^2=-36 I need help
If f(x)=-12x−3, find x for f(x)=89.
A bus makes 28 stop every 2 hours. how many stops does it make 3 hour? in 4 hours?
Which statement is NOT true about polymers? A.Polymers are complex molecules composed of random sequences of atoms. B.Polymers are large molecules composed of
1. ¿Dónde está el padre? Está . en el sofá -- encima de la silla -- delante de la mesa -- lejos del sofá 2. ¿Dónde está la computadora? Está .
What was the minimum temperature to the nearest degree for the thermometer shown here?