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Chemistry
Chemistry
Problem
1. The
p
K
a
pK_a
p
K
a
of ethanoic acid,
C
H
3
C
O
O
H
CH_3COOH
C
H
3
C
O
O
H
, at 298 K is 4.76. What is the
p
K
b
pK_b
p
K
b
of its conjugate base
C
H
3
C
O
O
−
CH_3COO^-
C
H
3
C
O
O
−
? 2. The
p
K
a
pK_a
p
K
a
of methanoic acid,
H
C
O
O
H
HCOOH
H
C
O
O
H
, at 298 K is 3.75. Is its conjugate base weaker or stronger than the conjugate base of ethanoic acid?
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