The pK a of weak acid (HA) is 4.5 . The pOH of an aqueous buffered solution of HA in…
Chemistry · JEE Main · NTA Exams — Equilibrium
The pKa of weak acid (HA) is 4.5 . The pOH of an aqueous buffered solution of HA in which 50% of the acid is ionized is
- 7.0
- 4.5
- 2.5
- 9.5
Answer
(D) 9.5
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- What will be the pH of a solution formed by mixing 40 ml of 0.10 M HCl with 10 ml of 0.45 M NaOH
- 100 mL of a buffer solution contains 0.1 M each of weak acid HA and salt NaA. How many gram of NaOH should be…
- The equivalent conductance of M 32 solution of a weak monobasic acid is 8.0 mho cm 2 and at infinite dilution…
- In which of the following reaction, the value of K _ p will be equal to K _ c ?
- When the hydrogen ion concentration [H + ] changes by a factor of 1000, the value of pH of the solution…
- The dissociation constant of HCN is 5 × 10 –10 . The pH of the solution prepared by mixing 1.5 mole of HCN…
- For the reaction equilibrium N 2 O 4(g) ⇌ 2NO 2(g) , the concentrations of N 2 O 4 and NO 2 at equilibrium…
- If pH of a saturated solution of Ba(OH) 2 is 12, the value of its K sp is: