JEE Main Chemistry question

ChemistryEquilibriumJEE Main

The value of is 5. Calculate the pH of the buffer solution, 1 L of which contains 0.01 M and 0.10 M

Answer: (D)

Solution

pOH=pK_b+\log([salt]/[base])=5+\log(0.01/0.10)=5-1=4. .

Question ID VK-135701