1
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

100 mL of 2 M of formic acid (pKa = 3.74) is neutralise by NaOH, at the equivalence point pH is

A
7
B
6
C
9.5
D
8.87
2
BITSAT 2021
MCQ (Single Correct Answer)
+3
-1

The solubility of Pb(OH)2 in water is 6.7 $$\times$$ 10$$-$$6 M. Its solubility in a buffer solution of pH = 8 would be :

A
1.2 $$\times$$ 10$$-$$2
B
1.6 $$\times$$ 10$$-$$3
C
1.6 $$\times$$ 10$$-$$2
D
1.2 $$\times$$ 10$$-$$3
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