A buffer mixture of acetic acid and potassium acetate has PH=5.24. The ratio of [CH3COO-]/[CH3COOH] in this buffer is, (pKa=4.74)
3:1
1:3
1:1
1:2
As learnt in
Buffer Solutions -
The solutions which resist change in pH on dilution or with addition of small amounts of acid or alkali are called buffer solution.
- wherein
Many body fluids e.g. blood
for a buffer solution of weak acid and it's salt
Option 1)
3:1
This option is correct
Option 2)
1:3
This option is incorrect
Option 3)
1:1
This option is incorrect
Option 4)
1:2
This option is incorrect