1
JEE Advanced 2013 Paper 1 Offline
MCQ (More than One Correct Answer)
+3
-0.75
The initial rate of hydrolysis of methyl acetate (1M) by a weak acid (HA, 1M) is 1/100th of that of a strong acid (HX, 1M), at 25oC. The Ka of HA is
A
1 $$\times$$ 10-4
B
1 $$\times$$ 10-5
C
1 $$\times$$ 10-6
D
1 $$\times$$ 10-3
2
IIT-JEE 2010 Paper 1 Offline
MCQ (More than One Correct Answer)
+3
-0.75
Aqueous solution of HNO3, KOH and CH3COOH and CH3COONa of identical concentrations are provided. The pairs of solutions which form a buffer upon mixing is(are)
A
HNO3 and CH3COOH
B
KOH and CH3COONa
C
HNO3 and CH3COONa
D
CH3COOH and CH3COONa
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